title: Molecular-orbital studies of intermolecular interaction energies. I. On the role of pi-electrons in intermolecular interactions, with some application to DNA.
mesh_terms: D055598:Chemical Phenomena; D002627:Chemistry, Physical; D004247:DNA; D046911:Macromolecular Substances; D009711:Nucleotides
chemical_list: D046911:Macromolecular Substances; D009711:Nucleotides; D004247:DNA