Vershik, A. M.; Gershkovich, V. Ya. The nonholonomic Laplace operator. (Russian) Zbl 0779.53029 Probl. Mat. Anal. 11, 96-108 (1990). Reviewer: V.Yu.Rovenskij (Krasnoyarsk) MSC: 53C20 58J05 47F05 PDFBibTeX XMLCite \textit{A. M. Vershik} and \textit{V. Ya. Gershkovich}, Probl. Mat. Anal. 11, 96--108 (1990; Zbl 0779.53029)
Vershik, A. M.; Gershkovich, V. Ya. A nonholonomic Laplace operator. (English. Russian original) Zbl 0791.53041 J. Sov. Math. 64, No. 6, 1289-1296 (1993); translation from Probl. Mat. Anal. 11, 96-108 (1990). MSC: 53C20 58J05 47F05 PDFBibTeX XMLCite \textit{A. M. Vershik} and \textit{V. Ya. Gershkovich}, J. Sov. Math. 64, No. 6, 1289--1296 (1990; Zbl 0791.53041); translation from Probl. Mat. Anal. 11, 96--108 (1990) Full Text: DOI