Valla, T.
, Johnson, P.
, Dhesi, S.
, Smith, K.
, Doppalapudi, D.
, Moustakas, T.
and Shirley, E.
(1999),
Unoccupied Band Structure of Wurtzite GaN(0001), Physical Review B (Condensed Matter and Materials Physics) (Accessed August 8, 2026)