6 ms·

http://onlinelibrary.wiley.com/doi/10.1002/jcc.540070209/abstract http://onlinelibrary.wiley.com/doi/10.1002/jcc.540070209/abs... your google-fu is weak my son

http://onlinelibrary.wiley.com/doi/10.1002/jcc.540070209/abstract http://onlinelibrary.wiley.com/doi/10.1002/jcc.540070209/abs... your google-fu is weak my son.