TY - JOUR AU - E. A. Grinina TI - Solution of the operator equation $i\varepsilon dy/dt=A(t)y$ on intervals containing turning points JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2000 SP - 357 EP - 371 VL - 122 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_2000_122_3_a3/ LA - ru ID - TMF_2000_122_3_a3 ER -