@article{ZNSL_1968_8_a27,
     author = {V. A. Shurygin},
     title = {Total constructive sets with equalities and some their properties},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {272--280},
     publisher = {mathdoc},
     volume = {8},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1968_8_a27/}
}