When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
By E.L. Cusack, E.S. Cordingley. Object oriented knowledge representation. Formal specification in managed objects - a case study. The verification, validation and testing of object oriented systems.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.