@inproceedings{CSMR-WCRE-2014-KimuraHHIK,
	author        = "Shuhei Kimura and Keisuke Hotta and Yoshiki Higo and Hiroshi Igaki and Shinji Kusumoto",
	booktitle     = "{Proceedings of the Software Evolution Week: Conference on Software Maintenance, Reengineering, and Reverse Engineering}",
	doi           = "10.1109/CSMR-WCRE.2014.6747176",
	editor        = "Serge Demeyer and David Binkley and Filippo Ricca",
	isbn          = "978-1-4799-3752-3",
	pages         = "244--253",
	publisher     = "{IEEE Computer Society}",
	title         = "{Does return null matter?}",
	year          = 2014,
}