@article{10_21136_CMJ_1993_128422,
     author = {Haviar, Alfonz},
     title = {$V${-Lattices} of varieties of algebras of different types},
     journal = {Czechoslovak Mathematical Journal},
     pages = {419--428},
     publisher = {mathdoc},
     volume = {43},
     number = {3},
     year = {1993},
     doi = {10.21136/CMJ.1993.128422},
     mrnumber = {1249611},
     zbl = {0802.06009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1993.128422/}
}