Complete solutions of a family of quartic Thue and index form equations. - Maurice Mignotte; Attila Pethö; Ralf Roth (Math. Comput., 1996)

The use of GPS for continuous measurement of kinematic data and for the validation of a model in alpine skiing. - Florian Seifriz; Jochen Mester; Alexander Krämer; Ralf Roth (Int. J. Comput. Sci. Sport, 2002)