@article{DMGAA_2002_22_1_a6,
     author = {Bi\'nczak, Grzegorz},
     title = {Equational bases for weak monounary varieties},
     journal = {Discussiones Mathematicae. General Algebra and Applications},
     pages = {87--100},
     publisher = {mathdoc},
     volume = {22},
     number = {1},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGAA_2002_22_1_a6/}
}