@misc{misccd9343b6,
title   = {Reference architecture and product line architecture: a subtle but critical difference},
author = {Nakagawa, Elisa Yumi and Antonino, Pablo Oliveira and Becker, Martin},
year = {2011},
doi = {10.1007/978-3-642-23798-0_22},
publisher = {Springer-Verlag},
booktitle   = {European Conference on Software Architecture - ECSA}
}