Solving Nurse Scheduling Problem by Integer-Programming-Based Local Search. - Seiya Hasegawa; Yukio Kosugi (SMC, 2006)

Automated Scheduling of Volunteers through Adapting a Nurse Scheduling Infrastructure. - Ulas Bardak; Seiya Hasegawa; Kazuko Mishima; Takayuki Saito (IWSEC (Short Papers), 2010)