@MScthesis{r-cpaps-99} 
, author = "S. Raab" 
, title = "Controlled Pertubation for Arrangements of Polyhedral Surfaces with Application to Swept Volumes" 
, type = "MS. {C}. Thesis" 
, school = "Mathematics and Computer Science department, Bar Ilan University" 
, address = Ramat Gan 
, month = ""
, year = 1999
, keywords = "master thesis" 
}