by Ediz, S
Published in TWMS journal of applied and engineering mathematics (01.01.2018)

by Hudák, Dávid, Madaras, Tomas, Suzuki, Yusuke
Published in Discussiones Mathematicae. Graph Theory (2012)

by De Fraysseix, H., Pach, J., Pollack, R.
Published in Combinatorica (Budapest. 1981) (01.03.1990)

by Koolen, Jack H., Moulton, Vincent
Published in Advances in applied mathematics (2001)

by Tankus, David, Tarsi, Michael
Published in Discrete mathematics (28.04.2009)

by Kelmans, Alexander K.
Published in Random structures & algorithms (01.08.1996)