Keywords:
@inproceedings{wer200900_1,
author = {Ayala, C. and Silva, C.},
title = {Preface: Proceedings of the Workshop on Requirements Engineering (WER2009)},
booktitle = {Anais do Workshop em Engenharia de Requisitos - Proceedings of the 12th Workshop on Requirements Engineering (WER2009)},
year = {2009},
issn = {2675-0066},
isbn = {978-956-319-941-3},
doi = {}
}