Olshanskii, A. Yu.; Sapir, M. V. On flat submaps of maps of nonpositive curvature. (English) Zbl 1515.20234 Trans. Am. Math. Soc. 371, No. 7, 4869-4894 (2019). MSC: 20F65 20F67 20F69 05C10 PDFBibTeX XMLCite \textit{A. Yu. Olshanskii} and \textit{M. V. Sapir}, Trans. Am. Math. Soc. 371, No. 7, 4869--4894 (2019; Zbl 1515.20234) Full Text: DOI arXiv
Olshanskii, A. Yu. Space functions of groups. (English) Zbl 1287.20045 Trans. Am. Math. Soc. 364, No. 9, 4937-4985 (2012). Reviewer: Jörg Lehnert (Leipzig) MSC: 20F05 20F06 20F10 20F65 20F69 03D10 03D15 03D40 68Q15 68Q17 PDFBibTeX XMLCite \textit{A. Yu. Olshanskii}, Trans. Am. Math. Soc. 364, No. 9, 4937--4985 (2012; Zbl 1287.20045) Full Text: DOI arXiv
Ivanov, S. V.; Ol’shanskij, A. Yu. Hyperbolic groups and their quotients of bounded exponents. (English) Zbl 0876.20023 Trans. Am. Math. Soc. 348, No. 6, 2091-2138 (1996). Reviewer: E.Khukhro (Cardiff) MSC: 20F50 20F65 20F06 20F05 20F10 20E07 20E15 PDFBibTeX XMLCite \textit{S. V. Ivanov} and \textit{A. Yu. Ol'shanskij}, Trans. Am. Math. Soc. 348, No. 6, 2091--2138 (1996; Zbl 0876.20023) Full Text: DOI