@inproceedings{JW1999,
               author = {J. Gerlach, W. Rosenstiel},
               title = {Ein modularer Ansatz zur Transformationssteuerung},
               booktitle = {WSI 99-20},
               year = {1999},
               address = {Wilhelm-Schickard-Institut, Universit├Ąt T├╝bingen}
}