Irregular assignments of trees and forests
SIAM J. Discrete Math. 3 (1990), no. 4, 439--449.
BibTex references
@Article\{AT90b,
author = "Aigner, Martin and Triesch, Eberhard",
title = "Irregular assignments of trees and forests",
journal = "SIAM J. Discrete Math.",
number = "4",
volume = "3",
pages = "439--449",
year = "1990",
}