@article{GDZPPN002230089, title = {A4n-polyhedra with free homology.}, journal = {Manuscripta mathematica}, volume = {64}, year = {1989}, pages = {123-146}, zbl = {0683.55002}, url = {http://dml.mathdoc.fr/item/GDZPPN002230089} }
Unsöld, Hans Michael. A4n-polyhedra with free homology.. Manuscripta mathematica, Tome 64 (1989) pp. 123-146. http://gdmltest.u-ga.fr/item/GDZPPN002230089/