@article{Whitney1933, author = {Whitney, Hassler}, journal = {Fundamenta Mathematicae}, keywords = {topology}, language = {eng}, number = {1}, pages = {73-84}, title = {Planar Graphs}, url = {http://eudml.org/doc/212650}, volume = {21}, year = {1933}, }
TY - JOUR AU - Whitney, Hassler TI - Planar Graphs JO - Fundamenta Mathematicae PY - 1933 VL - 21 IS - 1 SP - 73 EP - 84 LA - eng KW - topology UR - http://eudml.org/doc/212650 ER -