@article{FSSC_2017_12_1_a0,
     author = {D. A. Molodtsov},
     title = {Structure of soft sets},
     journal = {Ne\v{c}etkie sistemy i m\^agkie vy\v{c}isleni\^a},
     pages = {5--18},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FSSC_2017_12_1_a0/}
}