@article{10_21136_CMJ_1994_128460,
     author = {Zelina, Miron},
     title = {On one problem in the theory of partial monounary algebras},
     journal = {Czechoslovak Mathematical Journal},
     pages = {337--346},
     publisher = {mathdoc},
     volume = {44},
     number = {2},
     year = {1994},
     doi = {10.21136/CMJ.1994.128460},
     mrnumber = {1281028},
     zbl = {0820.08006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1994.128460/}
}