| Publication | Date of Publication | Type |
|---|
| https://portal.mardi4nfdi.de/entity/Q3070854 | 2011-01-28 | Paper |
| Derived and fluid varieties | 2009-07-22 | Paper |
| The dimension of a variety | 2008-02-22 | Paper |
| Hybrid bases for varieties of semigroups. | 2006-07-12 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5476162 | 2006-06-29 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5472322 | 2006-06-09 | Paper |
| Lattices with Complemented Tolerance Lattice | 2006-02-14 | Paper |
| Notes on locally order-polynomially complete lattices | 2006-01-06 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5692885 | 2005-09-28 | Paper |
| M-hyperquasivarieties | 2004-12-13 | Paper |
| Power-ordered sets | 2003-10-13 | Paper |
| Polynomial Functions on a Central Relation | 2003-10-09 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4793198 | 2003-05-29 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3150805 | 2002-10-20 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4514737 | 2001-11-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4224067 | 1999-07-06 | Paper |
| A reduction algorithm for integer multiple objective linear programs | 1999-02-22 | Paper |
| Derived varieties of semigroups and groupoids | 1998-11-23 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4380571 | 1998-06-11 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4373725 | 1998-01-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3138868 | 1996-10-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4764301 | 1996-03-05 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4858975 | 1995-12-20 | Paper |
| Three algorithms for bicriteria integer linear programs | 1995-06-12 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4763275 | 1995-04-11 | Paper |
| Hybrid terms and sentences | 1994-11-03 | Paper |
| Pre-fixed points of polynomial functions of lattices | 1994-04-12 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3140278 | 1993-12-15 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4029606 | 1993-03-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4026909 | 1993-02-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3979090 | 1992-06-26 | Paper |
| Hypervarieties of a given type | 1990-01-01 | Paper |
| Monotone clones and the varieties they determine | 1990-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3204521 | 1990-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3471883 | 1990-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3483333 | 1990-01-01 | Paper |
| Hyperidentities of QZ-algebras | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3035344 | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3832620 | 1989-01-01 | Paper |
| Tolerances and Commutators on lattices | 1988-01-01 | Paper |
| On algebras and clones | 1987-01-01 | Paper |
| On central relations of complete lattices | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3783342 | 1987-01-01 | Paper |
| Congruence relations of multialgebras | 1985-01-01 | Paper |
| Clones of term functions of lattices and Abelian groups | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3676190 | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3699738 | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3344246 | 1984-01-01 | Paper |
| Ein verbandstheoretischer Aspekt der Linealkonstruktion | 1983-01-01 | Paper |
| Polynomial functions of correlation lattices | 1983-01-01 | Paper |
| On varieties of clones | 1983-01-01 | Paper |
| A COMPLETENESS THEOREM FOR CORRELATION LATTICES | 1983-01-01 | Paper |
| On functionally complete modal algebras related to M and S4 | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3672052 | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3674725 | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3659773 | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3941598 | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3953815 | 1982-01-01 | Paper |
| Polynomvollständige, atomistische Polaritätsverbände | 1981-01-01 | Paper |
| Compatible Relations of Modular and Orthomodular Lattices | 1981-01-01 | Paper |
| On representation of polynomials on De Morgan algebras | 1980-01-01 | Paper |
| On semigroups of polynomial functions | 1979-01-01 | Paper |
| On Prepolynomially Complete Algebras | 1979-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4182560 | 1979-01-01 | Paper |
| Eine Charakterisierung polynomvollständiger Polaritätsverbände | 1978-01-01 | Paper |
| Affine Complete Ortholattices | 1978-01-01 | Paper |
| Vollständige, geometrische Verbände mit Polarität | 1977-01-01 | Paper |
| Polynomautomorphismen auf endlichen Gruppen | 1977-01-01 | Paper |
| Zur Definition der Polynomalgebra | 1977-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4143512 | 1977-01-01 | Paper |
| Über idempotente Polynomfunktionen auf Verbänden | 1975-01-01 | Paper |
| Über die Gruppen der Polynomautomorphismen endlicher Verbände | 1975-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4092577 | 1975-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4149776 | 1975-01-01 | Paper |
| Über endliche, ordnungspolynomvollständige Verbände | 1974-01-01 | Paper |
