Michael G. Lortz (2005). «The Kurdish Warrior Tradition and the Importance of the Peshmerga». En Florida State University Libraries, ed. Willing to Face Death: A History of Kurdish Military Forces - the Peshmerga - from the Ottoman Empire to Present-day Iraq (M.A.). p. 27.
Entessar, Nader (2010). Lexington Books, ed. Kurdish Politics in the Middle East. Lanham. p. 48. ISBN978-0-7391-4039-0. OCLC430736528. «Throughout much of the 1980s, the KDPI received aid from the Ba'thi regime of Saddam Hussein, but Ghassemlou broke with Baghdad in 1988 after Iraq used chemical weapons against Kurds in Halabja and then forced Kurdish villagers to...»
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«Praguer Ghassemlou». Yekta Uzunoglu(en inglés estadounidense). Consultado el 4 de julio de 2018.
«Hostage - 1». Yekta Uzunoglu(en inglés estadounidense). Consultado el 4 de julio de 2018.
