TY - JOUR AU - T. G. Zhantasov TI - The convergence of the method of lines for the elliptic equation $\Delta^3u(x,y)=f(x,y)$ JO - Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki PY - 1969 SP - 106 EP - 119 VL - 129 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZKU_1969_129_3_a9/ LA - ru ID - UZKU_1969_129_3_a9 ER -