%0 Journal Article %A V. E. Grishin %A V. K. Fedyanin %T Integration of the $\varphi^4$ model in elliptic Jacobi functions and investigation of them by the phase plane method %J Teoretičeskaâ i matematičeskaâ fizika %D 1984 %P 440-452 %V 59 %N 3 %U http://geodesic.mathdoc.fr/item/TMF_1984_59_3_a10/ %G ru %F TMF_1984_59_3_a10