Oberschelp, Walter Discrete and continuous methods of demography. (English) Zbl 1100.92048 Lenski, Wolfgang (ed.), Logic versus approximation. Essays dedicated to Michael M. Richter on the occasion of his 65th birthday. Berlin: Springer (ISBN 3-540-22562-5/pbk). Lecture Notes in Computer Science 3075, 43-58 (2004). MSC: 92D25 91D20 PDFBibTeX XMLCite \textit{W. Oberschelp}, Lect. Notes Comput. Sci. 3075, 43--58 (2004; Zbl 1100.92048) Full Text: DOI
Oberschelp, Walter Lotto-Garantiesysteme und Blockpläne. (Guarantee systems for lottery and block designs). (German) Zbl 0233.62022 Math.-Phys. Semesterber., N. F. 19, 55-67 (1972). MSC: 62K10 91A99 PDFBibTeX XMLCite \textit{W. Oberschelp}, Math.-Phys. Semesterber., N. F. 19, 55--67 (1972; Zbl 0233.62022)