@article{GDZPPN002079801, title = {Konvexe F\"unfecke in ebenen Punktmengen.}, journal = {Elemente der Mathematik}, volume = {33}, year = {1978}, pages = {116-118}, zbl = {0397.52005}, url = {http://dml.mathdoc.fr/item/GDZPPN002079801} }
Harborth, Heiko. Konvexe Fünfecke in ebenen Punktmengen.. Elemente der Mathematik, Tome 33 (1978) pp. 116-118. http://gdmltest.u-ga.fr/item/GDZPPN002079801/