E. A. Salter, G. W. Trucks, and R. J. Bartlett, “Analytic Energy Derivatives in Many-Body Methods. I. First Derivatives,” J. Chem. Phys., 90 (1989) 1752-66. DOI: 10.1063/1.456069
E. A. Salter, G. W. Trucks, and R. J. Bartlett, “Analytic Energy Derivatives in Many-Body Methods. I. First Derivatives,” J. Chem. Phys., 90 (1989) 1752-66. DOI: 10.1063/1.456069
