@article{PDML_1967__4_1_1_0,
     author = {Janin, P.},
     title = {Une g\'en\'eralisation des structures bool\'eiennes},
     journal = {Publications du D\'epartement de math\'ematiques (Lyon)},
     pages = {1--89},
     publisher = {Universit\'e Claude Bernard - Lyon 1},
     volume = {4},
     number = {1},
     year = {1967},
     mrnumber = {223279},
     zbl = {0155.35203},
     language = {fr},
     url = {http://www.numdam.org/item/PDML_1967__4_1_1_0/}
}