@INPROCEEDINGS{Basin93a, AUTHOR = "Basin, David and Alan Bundy and Ina Kraan and Sean Matthews", TITLE = "A Framework for Program Development Based on Schematic Proof", BOOKTITLE = "7th International Workshop on Software Specification and Design", Address = "Los Angeles", Month = "December", Publisher = "IEEE Computer Society Press", PAGES = "162--171", YEAR = 1993 }