On a class of convex sets Constantin Zălinescu (1986) Commentationes Mathematicae Universitatis Carolinae
On an Ordering for Probability Measures and a Corresponding Integral Representation. Hans Joachim Lakeit (1975) Mathematische Annalen
On some special surfaces connected with convex surfaces of the Lobachevskij space. Ionin, V.K. (2002) Sibirskij Matematicheskij Zhurnal
On the algebraic properties of convex bodies and some applications. Markov, Svetoslav (2000) Journal of Convex Analysis
On the decomposition of a vector space in the sum of a convex set and a subspace Jacques Bair (1987) Commentationes Mathematicae Universitatis Carolinae
On the differentiation of convex functions Zajíček, L. (1976) Abstracta. 4th Winter School on Abstract Analysis
On the differentiation of convex functions in finite and infinite dimensional spaces Luděk Zajíček (1979) Czechoslovak Mathematical Journal
On the Integral Representation in Convex Noncompact Sets of Tight Measures. Gerhard Winkler (1978) Mathematische Zeitschrift
On the multiplicity points of monotone operators on separable Banach spaces Libor Veselý (1986) Commentationes Mathematicae Universitatis Carolinae
On the radius of convergence of an entire function in a normed space C. O. Kiselman (1976) Annales Polonici Mathematici
On the set of weighted least squares solutions of systems of convex inequalities Alfredo Noel Iusem, Álvaro Rodolfo De Pierro (1984) Commentationes Mathematicae Universitatis Carolinae
On two classes of Banach spaces with uniform normal structure Ji Gao, Ka-Sing Lau (1991) Studia Mathematica