@article{BAG_1986__21_138331,
     author = {H.-J. Hoehnke},
     title = {On quasivarieties of partial algebras, their generation and their subquasivarieties. {I}},
     journal = {Beitr\"age zur Algebra und Geometrie},
     pages = {145--160},
     publisher = {mathdoc},
     volume = {21},
     year = {1986},
     zbl = {0594.08004},
     url = {http://geodesic.mathdoc.fr/item/BAG_1986__21_138331/}
}