A Hybrid Approach to Solve the Periodic Home Health Care Problem. - Jörg Steeg; Michael Schröder 001 (OR, 2007)

Partitioning a Weighted Tree into Subtrees with Weights in a Given Range. - Takehiro Ito; Takao Nishizeki; Michael Schröder 001; Takeaki Uno; Xiao Zhou 001 (Algorithmica, 2012)

Mid-term and short-term planning support for home health care services. - Stefan Nickel; Michael Schröder 001; Jörg Steeg (Eur. J. Oper. Res., 2012)