Litvinenko, V.; Ben-Zvi, Ilan; Hao, Y.; Kayran, D.; Pozdeyev, E.; Wang, G. et al. High gain FEL amplification of charge modulation caused by a hadron, article, August 24, 2008; (https://digital.library.unt.edu/ark:/67531/metadc892971/m1/1/: accessed April 25, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .