Adyan, S. I.; Grunewald, F.; Mennicke, J. On prime quaternions, Hurwitz relations, and a new operation of group extension. (English. Russian original) Zbl 1113.20030 Proc. Steklov Inst. Math. 242, 3-17 (2003); translation from Tr. Mat. Inst. Im. V. A. Steklova 242, 7-22 (2003). MSC: 20F05 20F10 20E22 20E06 PDFBibTeX XMLCite \textit{S. I. Adyan} et al., in: Matematicheskaya logika i algebra. Sbornik statej. K 100-letiyu so dnya rozhdeniya akademika Petra Sergeevicha Novikova. Moskva: Maik Nauka/Interperiodika. 3--17 (2003; Zbl 1113.20030); translation from Tr. Mat. Inst. Im. V. A. Steklova 242, 7--22 (2003)
Grunewald, F. J.; Segal, D.; Smith, G. C. Subgroups of finite index in nilpotent groups. (English) Zbl 0651.20040 Invent. Math. 93, No. 1, 185-223 (1988). Reviewer: B.Hartley MSC: 20F18 20E15 11N45 20F05 20E07 11M35 PDFBibTeX XMLCite \textit{F. J. Grunewald} et al., Invent. Math. 93, No. 1, 185--223 (1988; Zbl 0651.20040) Full Text: DOI EuDML
Elstrodt, Jürgen; Grunewald, Fritz; Mennicke, Jens Eisenstein series on three-dimensional hyperbolic space and imaginary quadratic number fields. (English) Zbl 0555.10012 J. Reine Angew. Math. 360, 160-213 (1985). MSC: 11F11 11F67 11M06 11M35 30F40 11R11 11R42 PDFBibTeX XMLCite \textit{J. Elstrodt} et al., J. Reine Angew. Math. 360, 160--213 (1985; Zbl 0555.10012) Full Text: Crelle EuDML
Elstrodt, J.; Grunewald, F.; Mennicke, J. Discontinuous groups on three-dimensional hyperbolic space: analytical theory and arithmetic applications. (English. Russian original) Zbl 0527.10018 Russ. Math. Surv. 38, No. 1, 137-168 (1983); translation from Usp. Mat. Nauk 38, No. 1(229), 119-147 (1983). Correction in Usp. Mat. Nauk 38, No. 6(234), 177-178 (Russian) (1983). MSC: 11F03 11F70 30F35 11E45 11M35 11P21 53C22 35P99 22E40 11E57 37A30 PDFBibTeX XMLCite \textit{J. Elstrodt} et al., Russ. Math. Surv. 38, No. 1, 137--168 (1983; Zbl 0527.10018); translation from Usp. Mat. Nauk 38, No. 1(229), 119--147 (1983). Correction in Usp. Mat. Nauk 38, No. 6(234), 177--178 (Russian) (1983) Full Text: DOI