Discussiones Mathematicae Graph Theory is published four times per year. Subscription price for Volume 38 (2018) (4 issues): €60.00 plus a postage surcharge of €11.00 (surface) or €20.00 (airmail). Retail price for single back issue of DMGT is €9.00 plus postage surcharge of €4.00 (surface) or €7.00 (airmail).

Subscriptions, orders as well as correspondence concerning exchange and back numbers should be addressed to the Editorial Office:

Faculty of Mathematics, Computer Science and Econometrics
University of Zielona Góra
Prof. Z. Szafrana 4a
65-516 Zielona Góra, Poland
or by e-mail: