@article{ITA_1986__20_3_357_0,
     author = {Weiss, Alex and Therien, Denis},
     title = {Varieties of finite categories},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {357--366},
     publisher = {AFCET - Gauthier-Villars},
     address = {Paris},
     volume = {20},
     number = {3},
     year = {1986},
     mrnumber = {894719},
     zbl = {0608.18002},
     language = {en},
     url = {http://www.numdam.org/item/ITA_1986__20_3_357_0/}
}