@article{PORMA_1970__29_1_115108,
     author = {Hu, Sze-Tsen},
     title = {Invariance proof of simplicial homology and cohomology groups without using subdivisions or axiomatic approach},
     journal = {Portugaliae mathematica},
     pages = {49--58},
     publisher = {mathdoc},
     volume = {29},
     number = {1},
     year = {1970},
     mrnumber = {0282364},
     zbl = {0215.52005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1970__29_1_115108/}
}