@inproceedings{Vilim2009CumulEF, author = {Vil\'{\i}m, Petr}, title = {Edge finding filtering algorithm for discrete cumulative resources in $\uppercase{o}(kn \log n)$}, booktitle = {CP'09: Proceedings of the 15th international conference on Principles and practice of constraint programming}, year = {2009}, isbn = {3-642-04243-0, 978-3-642-04243-0}, pages = {802--816}, location = {Lisbon, Portugal}, publisher = {Springer-Verlag}, address = {Berlin, Heidelberg}, url = {http://vilim.eu/petr/cp2009.pdf} }