Agranovich, M. S.; Gel’fand, I. M.; Dubinskij, Yu. A.; Olejnik, O. A.; Sobolev, S. L.; Shubin, M. A. Mark Iosifovich Vishik (on his sixtieth birthday). (English) Zbl 0511.01020 Russ. Math. Surv. 37, No. 4, 175-184 (1982). MSC: 01A70 PDFBibTeX XMLCite \textit{M. S. Agranovich} et al., Russ. Math. Surv. 37, No. 4, 175--184 (1982; Zbl 0511.01020) Full Text: DOI
Agranovich, M. S.; Gel’fand, I. M.; Dubinskiĭ, Yu. A.; Oleĭnik, O. A.; Sobolev, S. L.; Shubin, M. A. Mark Iosifovich Vishik (on his sixtieth birthday). (Russian) Zbl 0499.01032 Usp. Mat. Nauk 37, No. 4(226), 213-220 (1982). MSC: 01A70 PDFBibTeX XMLCite \textit{M. S. Agranovich} et al., Usp. Mat. Nauk 37, No. 4(226), 213--220 (1982; Zbl 0499.01032)