@inproceedings{pizka:bauer:iwpse04, author = {Markus Pizka and Andreas Bauer}, title = {A Brief Top-Down and Bottom-Up Philosophy on Software Evolution}, PUBLISHER = {IEEE Computer Society}, ADDRESS = {Los Alamitos, CA}, BOOKTITLE = {Proceedings of the 7th International Workshop on Principles of Software Evolution (IWPSE)}, PAGES = {131--136}, YEAR = 2004, MONTH = Sep, isbn = {0-7695-2211-4} }