@article{Iden1971, author = {Iden, Oddvar}, journal = {Mathematische Zeitschrift}, keywords = {foundations of geometry}, language = {eng}, pages = {111-114}, title = {Free Planes. IV.}, url = {http://eudml.org/doc/171480}, volume = {119}, year = {1971}, }
TY - JOUR AU - Iden, Oddvar TI - Free Planes. IV. JO - Mathematische Zeitschrift PY - 1971 VL - 119 SP - 111 EP - 114 LA - eng KW - foundations of geometry UR - http://eudml.org/doc/171480 ER -
