@article{10_4153_CJM_1973_013_4,
     author = {Brown, W. C.},
     title = {The {Algebra} of {Differentials} of {Infinite} {Rank}},
     journal = {Canadian journal of mathematics},
     pages = {141--155},
     year = {1973},
     volume = {25},
     number = {1},
     doi = {10.4153/CJM-1973-013-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1973-013-4/}
}