Min Li Shuming Gao Jerry Y. H. Fuh Yunfeng Zhang Replicated concurrency control for collaborative feature modelling: A fine granular approach. 873-881 2008 59 Computers in Industry 9 http://dx.doi.org/10.1016/j.compind.2008.07.003 db/journals/cii/cii59.html#LiGFZ08