Theory of maximum packing and related channel assignment strategies for cellular radio networks. - Jaakob Kind; Thomas Niessen; Rudolf Mathar (Math. Methods Oper. Res., 1998)

Polyhedral Sets and Integer Rounding. - Thomas Niessen; Jaakob Kind (Electron. Notes Discret. Math., 1999)

The round-up property of the fractional chromatic number for proper circular arc graphs. - Thomas Niessen; Jaakob Kind (J. Graph Theory, 2000)