@article{825796, author = {L Xu and R Lees and Jon Hougen}, title = {On the Physical Interpretation of Torsion-Rotation Parameters in Methanol and Acetaldehyde: Comparison of Global Fit and ab initio Results}, year = {1999}, number = {110}, month = {1999-01-01 00:01:00}, publisher = {Journal of Chemical Physics}, language = {en}, }