TY - JOUR AU - B. M. Barbashov AU - V. V. Nesterenko TI - Approximate solutions in the model $\mathscr L_{\mathrm{int}}=h^2\psi^2\varphi^2$ and equations for Green's functions on paths JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1974 SP - 47 EP - 58 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1974_19_1_a4/ LA - ru ID - TMF_1974_19_1_a4 ER -