@inproceedings{Kraemer:ICSE87,
author = {Bernd J. Kr{\"{a}}mer},
title = {{SEGRAS} - A Formal and Semigraphical Language Combining Petri Nets and Abstract Data Types for the Specification of Distributed Systems},
booktitle = {ICSE},
pages = {116--125},
publisher = {{ACM}},
year = {1987},
}