@misc{indiciaeabddc1be1dc0, title = {An improved algorithm for analytical gradient evaluation in resolution-of-the-identity second-order Møller-Plesset perturbation theory: application to alanine tetrapeptide conformational analysis.}, author = {Robert A Distasio and Ryan P Steele and Young Min Rhee and Yihan Shao and Martin Head-Gordon}, year = {2007}, doi = {10.1002/jcc.20604}, url = {https://pubmed.ncbi.nlm.nih.gov/17219361/}, note = {Source identifier: 17219361} }