http://www.igs-global.com/products/prod-NMS-tech.html
http://www.cchem.berkeley.edu/molsim/teaching/spring2013/CCS/Group8/membrane.html
http://www.avt.rwth-aachen.de/AVT/index.php?id=877&L=1
http://www.medal.airliquide.com/en/co-membrane/co-membrane-technology.html...