@article{CMUC_1982__23_1_a3,
     author = {Chajda, Ivan and Duda, Jarom{\'\i}r},
     title = {Finitely generated relations and their applications to permutable and $n$-permutable varieties},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {41--54},
     publisher = {mathdoc},
     volume = {23},
     number = {1},
     year = {1982},
     mrnumber = {653350},
     zbl = {0497.08002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1982__23_1_a3/}
}