%0 Journal Article %T Excited state tautomerism of the DNA base guanine: A restricted open-shell Kohn–Sham study %A Langer, Holger %A Doltsinis, Nikos L. %A , %J The Journal of Chemical Physics %V 118 %N 12 %P 5400-5407 %@ 0021-9606 %D 2003-03-22 %I AIP Publishing %~ DeepDyve