Kai Puolamäki. On spontaneously broken R-parity. Master's thesis, University of Helsinki, 1996.
Suggested BibTeX entry:
@mastersthesis{Puolamaki96msc, author = {Kai Puolam\"aki}, school = {University of Helsinki}, title = {On Spontaneously Broken {R}-Parity}, year = {1996},
}