Takashi Harada Masafumi Yamashita Improving the Availability of Mutual Exclusion Systems on Incomplete Networks. 744-747 1999 48 IEEE Trans. Computers 7 db/journals/tc/tc48.html#HaradaY99 https://doi.org/10.1109/12.780882 http://doi.ieeecomputersociety.org/10.1109/12.780882