The calculation of the correlation energy in ground and excited states: the n-electron valence state perturbation theory approach. Cimiraglia, Renzo; Angeli, Celestino dettagli >>	Simos, TE; Maroulis, G, International Conference on Computational Methods in Science and Engineering 2007, ICCMSE 2007 Vol. 963, No. 2, pp: 599-602, Anno: 2007

The treatment of electronically excited states with multireference perturbation theory Cimiraglia, Renzo dettagli >>	Societa` Chimica Italiana, Divisione di Chimica Fisica, Complex Systems: structure, properties, reactivity and dynamics. pp: 30-30, Anno: 2005

Developments in the n-electron valence state perturbation theory Angeli, Celestino; Borini, Stefano; Cestari, M.; Cimiraglia, Renzo dettagli >>	Thierry Leininger and Sophie Hoyau, 5-th european conference on computational chemistry pp: 42-42, Anno: 2004

NEVPT2 perturbation theory: applications to valence and Rydberg excited states of formaldehyde. Angeli, Celestino; Borini, Stefano; Cimiraglia, Renzo; Ferrighi, L.	Societa` Chimica Italiana, Dal calcolo della truttura elettronica alla bioinformatica pp: 31-31, Anno: 2003

Study of homonuclear diatomic molecules containing multiple bonds using the NEV-PT perturbation theory. Angeli, Celestino; Cimiraglia, Renzo	E. Majorana Centre for Scientific Culture, New Challenges in Computational Modeling: techniques for processes, molecular systems and anisotropic materials. pp: 16-16, Anno: 2001

Applicazione della n-electron valence state perturbation theory (NEV-PT). Angeli, Celestino; Cimiraglia, Renzo	Universites de Toulouse et Pou, 27-eme congres des chimistes theoriciens d'expression latine pp: 51-51, Anno: 2001

Problems and projects in multireference perturbation CI Angeli, Celestino; Cimiraglia, Renzo dettagli >>	CNR, Universita` di Milano-Bicocca., Sistemi complessi: struttura, proprieta`, reattivita` e dinamica pp: 171-173, Anno: 1999