@article{10_4153_CJM_1975_139_9,
     author = {Nel, L. D.},
     title = {Initially {Structured} {Categories} and {Cartesian} {Closedness}},
     journal = {Canadian journal of mathematics},
     pages = {1361--1377},
     year = {1975},
     volume = {27},
     number = {6},
     doi = {10.4153/CJM-1975-139-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1975-139-9/}
}