TY - JOUR AU - V. I. Kas'yanov TI - Rational approximation of integrals of Cauchy type and approximate solution of the Riemann problem for a~half plane JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1980 SP - 50 EP - 55 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1980_11_a7/ LA - ru ID - IVM_1980_11_a7 ER -