M. Saarinen. 5th Int. Coll. on Automata, Languages and Programming, том 62 из Lecture Notes in Computer Science, Springer-Verlag, New York--Heidelberg--Berlin, Udine.(июля 1978)
K. Räihä, и J. Tarhio. ACM SIGPLAN '86 Symp. on Compiler Construction, ACM press, Palo Alto, CA, Published as ACM SIGPLAN Notices, volume 21, number 7.(июня 1986)
K. Koskimies, и K. Räihä. Software---Practice and Experience, 13 (2):
119--129(февраля 1983)See also: report C-1982-63, Department of Comp. Sc., University of
Helsinki (1982)..
T. Katayama, и H. Sasaki. 13th ACM Symp. on Principles of Progr. Languages, ACM press, St Petersburg Beach, Fl, Extended version in RIMS Symp. on Software Science and Engineering
II, Kyoto, LNCS 220, Springer-Verlag, pp. 181-211 (1984)..(января 1986)