//-->
Statistical consulting interactions : a personal view
Unwin, Antony, (2007)
Statistical consulting at German universities : results of a survey
Windmann, Michael, (2007)
Statistical consulting
Kauermann, Göran, (2007)
Pitfalls of normal-gamma stochastic frontier models
Ritter, Christian, (1994)
Profile methods
Ritter, Christian, (1993)
Another look at the american electrical utility data