کتاب های Trygve Helgaker
Molecular Electronic-Structure Theory
Helgaker, Trygve & Jorgensen, Poul & Olsen, Jeppe, 2000
Molecular electronic-structure theory
Trygve Helgaker, 2000
Molecular electronic-structure theory
Trygve Helgaker, 2000
Molecular Electronic-Structure Theory
Trygve Helgaker, 2013
Molecular Electronic-Structure Theory
Trygve Helgaker, 2000
Molecular Electronic-Structure Theory
Trygve Helgaker, 2013
Geometrical Derivatives of Energy Surfaces and Molecular Properties
Trygve U. Helgaker (auth.), 1986
