Ali, Akbar [Oellermann, Ortrud] An interview with Ortrud Oellermann. (English) Zbl 1499.01021 DML, Discrete Math. Lett. 10, 115-123 (2022). MSC: 01A70 PDFBibTeX XMLCite \textit{A. Ali}, DML, Discrete Math. Lett. 10, 115--123 (2022; Zbl 1499.01021) Full Text: DOI
Goddard, Wayne; Henning, Michael A.; Oellermann, Ortrud R. Hendrika Cornelia Swart. (English) Zbl 1127.01323 Util. Math. 69, 3-11 (2006). MSC: 01A70 05-03 PDFBibTeX XMLCite \textit{W. Goddard} et al., Util. Math. 69, 3--11 (2006; Zbl 1127.01323)