by Otto, Christian, Lüdge, Kathy, Schöll, Eckehard
Published in Physica status solidi. B. Basic research (01.04.2010)

by Vaughan, Martin, Susanto, Hadi, Henning, Ian, Adams, Mike
Published in Photonics (01.03.2021)

by Jin, Xiaomin, Chuang, Shun-Lien
Published in Solid-state electronics (01.06.2006)

by Ulaywi, Mushtaq Ubayd, Mashari, Jasib Abd al-Husayn
Published in Journal of Basrah Researches : Sciences. (2015)