Relativistic quantum chemistry: the multiconfigurational approachROOS, Björn O; MALMQVIST, Per-Ake.PCCP. Physical chemistry chemical physics (Print). 2004, Vol 6, Num 11, pp 2919-2927, issn 1463-9076, 9 p.Article

Exploring the actinide-actinide bond : Theoretical studies of the chemical bond in Ac₂, Th₂, Pa₂, and U₂ROOS, Björn O; MALMQVIST, Per-Ake; GAGLIARDI, Laura et al.Journal of the American Chemical Society. 2006, Vol 128, Num 51, pp 17000-17006, issn 0002-7863, 7 p.Article

The restricted active space (RAS) state interaction approach with spin-orbit couplingMALMQVIST, Per Ake; ROOS, Björn O; SCHIMMELPFENNIG, Bernd et al.Chemical physics letters. 2002, Vol 357, Num 3-4, pp 230-240, issn 0009-2614Article

MOLCAS: A program package for computational chemistryKARLSTRÖM, Gunnar; LINDH, Roland; SEIJO, Luis et al.Computational materials science. 2003, Vol 28, Num 2, pp 222-239, issn 0927-0256, 18 p.Conference Paper