@article{DAN_1961_141_6_a9,
     author = {V. N. Grebenshchikov},
     title = {The coalition of systems of equations of {Boolean} algebra and their solution},
     journal = {Doklady Akademii Nauk},
     pages = {1317--1319},
     publisher = {mathdoc},
     volume = {141},
     number = {6},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_141_6_a9/}
}