| Publication | Date of Publication | Type |
|---|
| https://portal.mardi4nfdi.de/entity/Q4515980 | 2000-11-26 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4385252 | 1999-03-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4381373 | 1998-10-20 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4209210 | 1998-10-05 | Paper |
| A new class of almost complex structures | 1997-05-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4883681 | 1997-03-10 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4861061 | 1996-02-08 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4856575 | 1995-11-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5749911 | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3764821 | 1988-01-01 | Paper |
| Euler-Poincare Characteristic and Higher Order Sectional Curvature. I | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3746457 | 1986-01-01 | Paper |
| Some uniqueness theorems on two-dimensional Riemannian manifolds immersed in a general Euclidean space | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3217218 | 1981-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3908127 | 1981-01-01 | Paper |
| Euclidean and conformal invariants of submanifolds | 1979-01-01 | Paper |
| Integral formulas for closed submanifolds of a Riemannian manifold | 1977-01-01 | Paper |
| Conformal Invariants of Submanifolds | 1977-01-01 | Paper |
| A Generalization of the Rigidity Theorem of Cohn-Vossen | 1977-01-01 | Paper |
| A remark on cobordism of manifolds with boundary | 1976-01-01 | Paper |
| Congruence theorems for compact hypersurfaces of a Riemannian manifold | 1976-01-01 | Paper |
| Isometry of Riemannian Manifolds to Spheres, II | 1976-01-01 | Paper |
| A remark on pinched manifolds with boundary | 1975-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4062386 | 1975-01-01 | Paper |
| The total absolute curvature of closed curves in Riemannian manifolds | 1974-01-01 | Paper |
| Isometry of Riemannian manifolds to spheres | 1974-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5180054 | 1972-01-01 | Paper |
| Conformality and Isometry of Riemannian Manifolds to Spheres | 1972-01-01 | Paper |
| Riemannian manifolds admitting certain conformal changes of metric | 1972-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5663063 | 1972-01-01 | Paper |
| Conformal changes of metrics on a Riemannian manifold | 1971-01-01 | Paper |
| Curvature and characteristic classes of compact pseudo-Riemannian manifolds | 1971-01-01 | Paper |
| Complex Laplacians on almost-Hermitian manifolds | 1971-01-01 | Paper |
| The signature and G-signature of manifolds with boundary | 1971-01-01 | Paper |
| Submanifolds of spheres | 1970-01-01 | Paper |
| Conformality and isometry of Riemannian manifolds to spheres | 1970-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5615886 | 1970-01-01 | Paper |
| The group of conformal transformations of a compact Riemannian manifold | 1968-01-01 | Paper |
| Isometries of compact submanifolds of a Riemannian manifold | 1968-01-01 | Paper |
| On the group of conformal transformations of a compact Riemannian manifold. III | 1968-01-01 | Paper |
| Curvature and characteristic classes of compact Riemannian manifolds | 1967-01-01 | Paper |
| On the group of conformal transformations of a compact Riemannian manifold. II | 1967-01-01 | Paper |
| Affine Differential Geometry of Closed Hypersurfaces† | 1967-01-01 | Paper |
| Parallel and central transformations of Riemannian manifolds | 1966-01-01 | Paper |
| Structures and Operators on Almost-Hermitian Manifolds | 1966-01-01 | Paper |
| Vector Fields and Infinitesimal Transformations on Almost-Hermitian Manifolds with Boundary | 1965-01-01 | Paper |
| ON THE GROUP OF CONFORMAL TRANSFORMATIONS OF A COMPACT RIEMANNIAN MANIFOLD | 1965-01-01 | Paper |
| Vector fields and infinitesimal transformations on riemannian manifolds with boundary | 1964-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5515059 | 1964-01-01 | Paper |
| On the isometry of compact submanifolds in Euclidean space | 1963-01-01 | Paper |
| Curvature and homology of Riemannian manifolds with boundary | 1963-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5593746 | 1963-01-01 | Paper |
| Isoperimetric inequalities for two-dimensional Riemannian manifolds with boundary | 1961-01-01 | Paper |
| Some uniqueness theorem on Riemannian manifolds with boundary | 1960-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3283399 | 1960-01-01 | Paper |
| Characterizations of Riemann n-Spheres | 1959-01-01 | Paper |
| A uniqueness theorem for Minkowski's problem for convex surfaces with boundary | 1958-01-01 | Paper |
| A uniqueness theorem on two-dimensional Riemannian manifolds with boundary | 1958-01-01 | Paper |
| Some Global Theorems on Hypersurfaces | 1957-01-01 | Paper |
| A theorem on surfaces with a closed boundary | 1956-01-01 | Paper |
| Some integral formulas for closed hypersurfaces in Riemannian space | 1956-01-01 | Paper |
| On Differential Geometry of Hypersurfaces in the Large | 1956-01-01 | Paper |
| Some integral formulas for closed hypersurfaces | 1954-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5813679 | 1952-01-01 | Paper |
| Conjugate nets in three- and four dimensional spaces | 1951-01-01 | Paper |
| A General Theory of Conjugate Nets in Projective Hyperspace | 1951-01-01 | Paper |
| A Note of Correction | 1950-01-01 | Paper |
| Invariants of intersection of certain pairs of space curves | 1949-01-01 | Paper |
| Affine Invariants of a Pair of Hypersurfaces | 1949-01-01 | Paper |
| Rectilinear Congruences | 1949-01-01 | Paper |
| Invariants of Intersection of Certain Pairs of Curves in N-Dimensional Space | 1949-01-01 | Paper |
| Differential Geometry of a Surface at a Parabolic Point | 1948-01-01 | Paper |
| Plane sections of the tangent surfaces of two space curves | 1947-01-01 | Paper |
| ON TRIPLETS OF PLANE CURVILINEAR ELEMENTS WITH A COMMON SINGULAR POINT | 1947-01-01 | Paper |
| A Study on the Theory of Conjugate Nets | 1947-01-01 | Paper |
| Projective Theory of Surfaces and Conjugate Nets in Four-Dimensional Space | 1947-01-01 | Paper |
| PROJECTIVE INVARIANTS OF CONTACT OF TWO CURVES IN SPACE OF n DIMENSIONS | 1946-01-01 | Paper |
| A projective invariant of a certain pair of surfaces | 1945-01-01 | Paper |
| New geometrical characterizations of some special conjugate nets | 1945-01-01 | Paper |
| Some invariants of certain pairs of hypersurfaces | 1945-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5837044 | 1945-01-01 | Paper |
| Plane sections of certain ruled surfaces associated with a curved surface | 1944-01-01 | Paper |
| Projective invariants of intersection of certain pairs of surfaces | 1944-01-01 | Paper |
| Projective differential geometry of a pair of plane curves | 1943-01-01 | Paper |
| Projective invariants of a pair of surfaces | 1943-01-01 | Paper |
| Asymptotic ruled surfaces | 1943-01-01 | Paper |
| Theory of intersection of two plane curves | 1943-01-01 | Paper |
| An invariant of intersection of two surfaces | 1943-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5837047 | 1942-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5843640 | 1942-01-01 | Paper |
| The canonical lines | 1941-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5843639 | 1941-01-01 | Paper |
| Sopra il contatto di due curve piane. | 1940-01-01 | Paper |
| Note on the intersection of two space curves. | 1940-01-01 | Paper |
| On the plane sections of the tangent surface of a space curve. | 1940-01-01 | Paper |
| On the curvature form and the projective curvatures of curves in space of four dimensions. | 1940-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5778136 | 1940-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5778424 | 1940-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5779882 | 1940-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5843638 | 1940-01-01 | Paper |
