@inbook{400869, title = {Kostra grafu}, booktitle = {Teorie graf\r u, 1736--1963}, series = {GDML\_Books}, publisher = {Prometheus}, address = {Praha}, year = {1997}, pages = {30-50}, url = {http://dml.mathdoc.fr/item/400869} }
(éd.). Kostra grafu, dans Teorie grafů, 1736–1963, GDML_Books, (1997), pp. 30-50. http://gdmltest.u-ga.fr/item/400869/