We solve a problem of Dranishnikov about pushouts of ANRs.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-cm101-2-1, author = {Robert Cauty}, title = {Diagrammes cocart\'esiens et r\'etractes absolus de voisinage}, journal = {Colloquium Mathematicae}, volume = {100}, year = {2004}, pages = {143-154}, language = {fra}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm101-2-1} }
Robert Cauty. Diagrammes cocartésiens et rétractes absolus de voisinage. Colloquium Mathematicae, Tome 100 (2004) pp. 143-154. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm101-2-1/