On lattices determined up to isomorphisms by their graphs Ján Jakubík (1984) Czechoslovak Mathematical Journal
On normality relation and its generalization on lattices Juhani Nieminen (1976) Commentationes Mathematicae Universitatis Carolinae
On some Jordan-Hölder-Dedekind type theorems in lattices. Horváth, Alexandru (1996) Mathematica Pannonica
On structural properties of normality relations on lattices Juhani Nieminen (1977) Archivum Mathematicum
On the algebraic structure of the process of forming subsequences Abraham Goetz (1972) Colloquium Mathematicae
On the canonical subdirect decomposition of a join semilattice Juhani Nieminen (1972) Commentationes Mathematicae Universitatis Carolinae
On the characterization of semilattices satisfying the descending chain condition and some remarks on distinguishing subsets Josef Zapletal (1974) Archivum Mathematicum
On the large proper sublattices of finite lattices. Zhang, Kunlun, Song, Lixia, Sun, Yikang (2003) Southwest Journal of Pure and Applied Mathematics [electronic only]
On the Lattice Structure of σ-Finite Measures Anthony Ephremides (1973) Δελτίο της Ελληνικής Μαθηματικής Εταιρίας
On the number of monotonic functions from two-valued logic to k -valued logic Juraj Hromkovič (1985) Kybernetika
On the Realization of Convex Polytopes, Euler's Formula and Möbius Functions (Short Communication) BERNT LINDSTRÖM (1971) Aequationes mathematicae
On the Realization of Convex Polytopes, Euler's Formula and Möbius Functions BERNT LINDSTRÖM (1971) Aequationes mathematicae