Links for stm
stm-0.1.1.tar.gz
stm-0.1.2.tar.gz
stm-0.1.2013.09.22.21.15.31.tar.gz
stm-0.1.2013.09.22.22.03.26.tar.gz
stm-0.1.3.tar.gz
stm-0.2.1.tar.gz
stm-0.2.2.tar.gz
stm-0.2.3.tar.gz
stm-0.2.4.tar.gz
stm-0.2.5.tar.gz
stm-0.2.6.tar.gz
stm-0.2.7.tar.gz
http://en.wikipedia.org/wiki/Software_Transactional_Memory