@article{AL_2019_58_6_a5,
     author = {M. V. Schwidefsky},
     title = {Existence of independent quasi-equational bases},
     journal = {Algebra i logika},
     pages = {769--803},
     publisher = {mathdoc},
     volume = {58},
     number = {6},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2019_58_6_a5/}
}