@article{DE_1985_21_10_a15,
     author = {Yu. P. Boglaev},
     title = {Analytic and computational aspects of a block representation of operators in linear equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1743--1750},
     publisher = {mathdoc},
     volume = {21},
     number = {10},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1985_21_10_a15/}
}