Deposit games with reinvestment. - Gerwald van Gulick; Peter Borm; Anja De Waegenaere; Ruud Hendrickx (Eur. J. Oper. Res., 2010)

Fuzzy cores and fuzzy balancedness. - Gerwald van Gulick; Henk Norde (Math. Methods Oper. Res., 2013)