TY - JOUR AU - V. P. Modenov TI - A differential-parametric method for finding eigenvalues of the third boundary value problem for the Sturm--Liouville operator JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1988 SP - 55 EP - 57 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1988_6_a13/ LA - ru ID - VMUMM_1988_6_a13 ER -