@article{10_1017_S0008439500028836,
     author = {Lambek, J.},
     title = {\'El\'ements de math\'ematique, fascicule 22; {Th\'eorie} des ensembles, {Chapitre} 4: {Structures,} by {Nicolas} {Bourbaki.} {Hermann,} {Paris,} 1966. {Deuxi\`eme} \'edition, 108 pages, broch\'e. 36 francs.},
     journal = {Canadian mathematical bulletin},
     pages = {155--156},
     year = {1968},
     volume = {11},
     number = {1},
     doi = {10.1017/S0008439500028836},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0008439500028836/}
}