Media type: E-Article Title: Software Process and Product Measurement: Towards an Early Software Effort Estimation Based on Functional and Non-Functional Requirements Contributor: Kassab, Mohamed; Daneva, Maya; Ormandjieva, Olga Published: Springer Berlin Heidelberg, 2009 Published in: Software Process and Product Measurement (2009), Seite 182-196 Language: Not determined DOI: 10.1007/978-3-642-05415-0_14 ISBN: 9783642054143; 9783642054150 ISSN: 0302-9743; 1611-3349 Origination: Footnote: