N. Musliu:
"Local Search Strategies for Rotating Workforce Scheduling";
Talk: 4th EU/ME Workshop, Nottingham, UK; 2004-11-04 - 2004-11-05; in: "Design and Evaluation of Advanced Hybrid Meta-Heuristics", (2004).
http://aleph.ub.tuwien.ac.at/F?base=tuw01&func=find-c&ccl_term=AC04968417