Vladimir Andreevich Yakubovich (on the occasion of his 75th birthday). (English. Russian original) Zbl 0997.01516 St. Petersbg. Math. J. 13, No. 4, 703-704 (2002); translation from Algebra Anal. 13, No. 4, 254-256 (2001). MSC: 01A70 Biographies, obituaries, personalia, bibliographies Keywords:Birthday Biographic References: Yakubovich, V. A. PDFBibTeX XMLCite St. Petersbg. Math. J. 13, No. 4, 1 (2002; Zbl 0997.01516); translation from Algebra Anal. 13, No. 4, 254--256 (2001)