@article{10_4153_CJM_1973_072_5,
     author = {Potoczny, Henry},
     title = {Sum {Theorems} for {Countably} {Paracompact} {Spaces}},
     journal = {Canadian journal of mathematics},
     pages = {706--711},
     year = {1973},
     volume = {25},
     number = {4},
     doi = {10.4153/CJM-1973-072-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1973-072-5/}
}