TY  - JOUR
AU  - Steffen, B.
AU  - Barry Jay, C.
AU  - Mendler, M.
TI  - Compositional characterization of observable program properties
JO  - RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications
PY  - 1992
SP  - 403
EP  - 424
VL  - 26
IS  - 5
PB  - EDP-Sciences
UR  - http://www.numdam.org/item/ITA_1992__26_5_403_0/
LA  - en
ID  - ITA_1992__26_5_403_0
ER  -