@inproceedings{ICALP-v1-2013-BateniHL,
	author        = "MohammadHossein Bateni and MohammadTaghi Hajiaghayi and Vahid Liaghat",
	booktitle     = "{Proceedings of the 40th International Colloquium on Automata, Languages, and Programming, Part I}",
	doi           = "10.1007/978-3-642-39206-1_8",
	isbn          = "978-3-642-39205-4",
	pages         = "81--92",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Improved Approximation Algorithms for (Budgeted) Node-Weighted Steiner Problems}",
	volume        = 7965,
	year          = 2013,
}