| Publication | Date of Publication | Type |
|---|
| Classification of the orthogonal separable webs for the Hamilton-Jacobi and Klein-Gordon equations on 3-dimensional Minkowski space | 2022-04-01 | Paper |
| Geometric theory of non-regular separation of variables and the bi-Helmholtz equation | 2021-08-19 | Paper |
| Complete separability of the Hamilton–Jacobi equation for the charged particle orbits in a Liénard–Wiechert field | 2021-01-04 | Paper |
| Discrete relativistic positioning systems | 2020-02-12 | Paper |
| Classification of the orthogonal separable webs for the Hamilton-Jacobi and Laplace-Beltrami equations on 3-dimensional hyperbolic and de Sitter spaces | 2019-05-28 | Paper |
| Geometric Criteria for the Quasi-Linearization of the Equations of Motion of Mechanical Systems | 2017-09-08 | Paper |
| Equivalence problem for the orthogonal separable webs in 3-dimensional hyperbolic space | 2017-07-17 | Paper |
| Intrinsic Characterizations of Orthogonal Separability for Natural Hamiltonians with Scalar Potentials on Pseudo-Riemannian Spaces | 2017-05-30 | Paper |
| Orthogonal separation of the Hamilton-Jacobi equation on spaces of constant curvature | 2017-01-27 | Paper |
| An example of a non-trivial, non-self-adjoint Huygens differential equation in four independent variables | 2016-05-25 | Paper |
| Equivalence problem for the orthogonal webs on the 3-sphere | 2015-07-29 | Paper |
| Symmetry operators and separation of variables for Dirac's equation on two-dimensional spin manifolds with external fields | 2015-03-13 | Paper |
| Classification of Hamilton-Jacobi separation in orthogonal coordinates with diagonal curvature | 2014-09-12 | Paper |
| Killing tensors, warped products and the orthogonal separation of the Hamilton-Jacobi equation | 2014-05-07 | Paper |
| Concircular tensors in Spaces of Constant Curvature: With Applications to Orthogonal Separation of The Hamilton-Jacobi Equation | 2014-04-10 | Paper |
| Symmetry operators and separation of variables for Dirac's equation on two-dimensional spin manifolds | 2012-06-26 | Paper |
| Hamilton–Jacobi theory in three-dimensional Minkowski space via Cartan geometry | 2010-06-03 | Paper |
| Symmetry operators for Dirac’s equation on two-dimensional spin manifolds | 2010-06-03 | Paper |
| \(R\)-separation of variables for the conformally invariant Laplace-Beltrami equation | 2009-07-10 | Paper |
| Invariant classification of the rotationally symmetric R-separable webs for the Laplace equation in Euclidean space | 2008-12-08 | Paper |
| Orthogonal separation of variables for the Hamilton-Jacobi and wave equations in three-dimensional Minkowski space | 2008-12-08 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5457342 | 2008-04-14 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5455493 | 2008-04-03 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5455509 | 2008-04-03 | Paper |
| Hamilton-Jacobi theory and moving frames | 2008-02-27 | Paper |
| Transformation to pseudo-Cartesian coordinates in locally flat pseudo-Riemannian spaces | 2007-06-26 | Paper |
| Geometrical classification of Killing tensors on bidimensional flat manifolds | 2007-05-16 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5477029 | 2006-07-20 | Paper |
| Invariant classification of orthogonally separable Hamiltonian systems in Euclidean space | 2006-03-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4674135 | 2005-05-09 | Paper |
| Killing tensors as irreducible representations of the general linear group | 2005-02-22 | Paper |
| An extension of the classical theory of algebraic invariants to pseudo-Riemannian geometry and Hamiltonian mechanics | 2004-12-15 | Paper |
| On the problem of algebraic completeness for the invariants of the Riemann tensor. II | 2004-12-14 | Paper |
| Group invariant classification of separable Hamiltonian systems in the Euclidean plane and the O(4)-symmetric Yang–Mills theories of Yatsun | 2004-12-14 | Paper |
| Generalized symmetries in mechanics and field theories | 2004-12-14 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4459721 | 2004-05-18 | Paper |
| A geometrical approach to the problem of integrability of Hamiltonian systems by separation of variables | 2003-06-19 | Paper |
| Benenti's theorem and the method of moving frames | 2002-09-12 | Paper |
| Conformal C and empty spaces of Petrov type \(N\) | 2002-07-09 | Paper |
| Symmetry operators for spin-½ relativistic wave equations on curved space-time | 2002-02-27 | Paper |
| A class of Liouville-integrable Hamiltonian systems with two degrees of freedom | 2001-08-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4407766 | 2001-01-01 | Paper |
| A systematic study of the Toda lattice in the context of the Hamilton-Jacobi theory | 2001-01-01 | Paper |
| Separability of the Toda lattice | 2000-12-04 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4513526 | 2000-11-16 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4953176 | 2000-06-22 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4226946 | 2000-05-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4227344 | 1999-04-22 | Paper |
| Symmetry operators for neutrino and Dirac fields on curved spacetime | 1998-05-24 | Paper |
| Separation of variables and symmetry operators for the neutrino and Dirac equations in the space-times admitting a two-parameter abelian orthogonally transitive isometry group and a pair of shearfree geodesic null congruences | 1998-05-24 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4368292 | 1998-05-10 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4368291 | 1998-04-22 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4368270 | 1998-03-23 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4368287 | 1998-02-02 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2785697 | 1997-09-02 | Paper |
| An explicit determination of the non-self-adjoint wave equations that satisfy Huygens' principle on Petrov type III background space-times | 1997-05-19 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4838970 | 1996-01-17 | Paper |
| Spacetimes admitting Killing 2-spinors | 1995-02-23 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4305465 | 1994-10-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4696672 | 1993-06-29 | Paper |
| Symmetry operators for Maxwell’s equations on curved space-time | 1993-05-16 | Paper |
| The automatic conversion of spinor equations to dyad form in MAPLE | 1993-01-16 | Paper |
| Algebraic invariants of the Riemann tensor in a four-dimensional Lorentzian space | 1992-06-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3353458 | 1991-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3492318 | 1990-01-01 | Paper |
| An improved algorithm for quadratic equation classification and Petrov classification | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3487918 | 1988-01-01 | Paper |
| The classification of complete sets of operators commuting with the Dirac operator in Minkowski space-time | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3788668 | 1988-01-01 | Paper |
| NP: A maple package for performing calculations in the Newman-Penrose formalism | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3469507 | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3816451 | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3726618 | 1986-01-01 | Paper |
| Separation of variables and symmetry operators for the conformally invariant Klein-Gordon equation on curved spacetime | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3222831 | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3334561 | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3702119 | 1984-01-01 | Paper |
| Separation of variables and quantum numbers for Weyl neutrino fields on curved space-time | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3038138 | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3310273 | 1982-01-01 | Paper |
| Orthogonal transitivity, invertibility and null geodesic separability in type D vacuum solutions of Einstein’s field equations with cosmological constant | 1982-01-01 | Paper |
| Orthogonal transitivity, invertibility, and null geodesic separability in type D electrovac solutions of Einstein’s field equations with cosmological constant | 1981-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3894593 | 1980-01-01 | Paper |
| Riemannian-Maxwellian invertible structures in general relativity | 1979-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3935790 | 1979-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4112823 | 1977-01-01 | Paper |
| An Ellipse Inequality | 1977-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4774911 | 1974-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5665869 | 1972-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5573629 | 1969-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5560238 | 1968-01-01 | Paper |
