Cita recomanada
Klene, Michael ; Robb, Michael A. ; Blancafort San José, Lluís ; Frisch, Michael J.. (2003). A new efficient approach to the direct restricted active space self-consistent field method. Girona: Universitat. [Consulta: 15 Abril 2021]. Disponible a: http://hdl.handle.net/10256/3276