@inproceedings{StahrRuthWolkowicz2017, author = {Alexander Stahr and J{\"u}rgen Ruth and Christian Wolkowicz}, title = {... WITHOUT RIGHT ANGLE.}, editor = {Klaus G{\"u}rlebeck and Carsten K{\"o}nke}, doi = {10.25643/bauhaus-universitaet.3024}, url = {http://euklid.bauing.uni-weimar.de/ikm2006/index.php_lang=de\&what=papers.html}, year = {2017}, }