Computational methods and algorithms. Part XIV, Zap. Nauchn. Sem. POMI, 268, ed. L. Yu. Kolotilina, V. N. Simonova, 2000 http://mi.mathnet.ru/book361
Computational methods and algorithms. Part XI, Zap. Nauchn. Sem. POMI, 229, ed. A. P. Oskolkov, V. N. Simonova, 1995, 325 ñ. http://mi.mathnet.ru/book482
