A Class of Solvable Consistent Labeling Problems.

Boris Flach Michail I. Schlesinger A Class of Solvable Consistent Labeling Problems. 462-471 2000 conf/sspr/2000 SSPR/SPR http://link.springer.de/link/service/series/0558/bibs/1876/18760462.htm db/conf/sspr/sspr2000.html#FlachS00