@article{CTGDC_1977__18_4_409_0, author = {Spencer, Christopher B.}, title = {An abstract setting for homotopy pushouts and pullbacks}, journal = {Cahiers de topologie et g\'eom\'etrie diff\'erentielle}, pages = {409--429}, publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS}, volume = {18}, number = {4}, year = {1977}, mrnumber = {486054}, zbl = {0378.18008}, language = {en}, url = {http://archive.numdam.org/item/CTGDC_1977__18_4_409_0/} }
TY - JOUR AU - Spencer, Christopher B. TI - An abstract setting for homotopy pushouts and pullbacks JO - Cahiers de topologie et géométrie différentielle PY - 1977 SP - 409 EP - 429 VL - 18 IS - 4 PB - Dunod éditeur, publié avec le concours du CNRS UR - http://archive.numdam.org/item/CTGDC_1977__18_4_409_0/ LA - en ID - CTGDC_1977__18_4_409_0 ER -
%0 Journal Article %A Spencer, Christopher B. %T An abstract setting for homotopy pushouts and pullbacks %J Cahiers de topologie et géométrie différentielle %D 1977 %P 409-429 %V 18 %N 4 %I Dunod éditeur, publié avec le concours du CNRS %U http://archive.numdam.org/item/CTGDC_1977__18_4_409_0/ %G en %F CTGDC_1977__18_4_409_0
Spencer, Christopher B. An abstract setting for homotopy pushouts and pullbacks. Cahiers de topologie et géométrie différentielle, Tome 18 (1977) no. 4, pp. 409-429. http://archive.numdam.org/item/CTGDC_1977__18_4_409_0/
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