@article{CMJ_2006__56_3_a3,
     author = {Jakub{\'\i}kov\'a-Studenovsk\'a, Danica},
     title = {Subalgebra extensions of partial monounary algebras},
     journal = {Czechoslovak Mathematical Journal},
     pages = {845--855},
     publisher = {mathdoc},
     volume = {56},
     number = {3},
     year = {2006},
     mrnumber = {2261657},
     zbl = {1164.08305},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/CMJ_2006__56_3_a3/}
}