by J Zipoli, Sorin Istrail
Reference:
J Zipoli, Sorin Istrail, "On the impossibility of the crossover method for proving NP-completeness of the planar chromatic index problem", Wesleyan University, 1991.
Bibtex Entry:
@TECHREPORT{Zipoli1991,
author = {Zipoli, J and Istrail, Sorin},
title = {On the impossibility of the crossover method for proving NP-completeness
of the planar chromatic index problem},
year = {1991},
owner = {Derek},
publisher = {Wesleyan University},
timestamp = {2012.05.08},
category = {Theory of Computation}
}