@article{AM2_1995__49_1-2_182483,
     author = {Shelly L. Wismath},
     title = {A basic for the type <n> hyperidentities of the medial variety of semigroups.},
     journal = {Aequationes mathematicae},
     pages = {205--213},
     year = {1995},
     volume = {49},
     number = {1-2},
     zbl = {0830.20081},
     url = {http://geodesic.mathdoc.fr/item/AM2_1995__49_1-2_182483/}
}