@article{DAN_1991_318_5_a29, author = {V. F. Kravchenko and V. M. Likhachev and A. I. Stashkevich}, title = {Polarization structure of the diffractional}, journal = {Doklady Akademii Nauk}, pages = {1148--1153}, year = {1991}, volume = {318}, number = {5}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1991_318_5_a29/} }