@article{10_1017_S000843950003143X,
     author = {Drake, Stillman},
     title = {The origins of the infinitesimal calculus, by {Margaret} {E.} {Baron,} viii+304 pages. {Oxford} {Univ.} {Press,} {New} {York;} {Pergamon} {Press,} {New} {York,} 1969. $13.},
     journal = {Canadian mathematical bulletin},
     pages = {166--168},
     year = {1972},
     volume = {15},
     number = {1},
     doi = {10.1017/S000843950003143X},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S000843950003143X/}
}