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Issa, R., Cestar. J. and Porter,V., Signs of Our Times: From Calligraphy to Calligraffiti,New York, Merrill, 2016; Mavrakis, N., "The Hurufiyah Art Movement in Middle Eastern Art," McGill Journal of Middle Eastern Studies Blog, Online: https://mjmes.wordpress.com/2013/03/08/article-5/;TuohyArchived 2018-06-11 at the Wayback Machine, A. and Masters, C., A-Z Great Modern Artists, Hachette UK, 2015, p. 56
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Carrier, D., "Calligraphy, Meet Graffiti: Calligraffiti at Leila Heller Gallery," Artcritical, [Online art magazine], 16 December 2013 Online:Archived 2019-08-28 at the Wayback Machine
Issa, R., Cestar. J. and Porter,V., Signs of Our Times: From Calligraphy to Calligraffiti,New York, Merrill, 2016; Mavrakis, N., "The Hurufiyah Art Movement in Middle Eastern Art," McGill Journal of Middle Eastern Studies Blog, Online: https://mjmes.wordpress.com/2013/03/08/article-5/;TuohyArchived 2018-06-11 at the Wayback Machine, A. and Masters, C., A-Z Great Modern Artists, Hachette UK, 2015, p. 56
Saldaña, S., "Reviving Arabic Calligraphy: An Encounter with Iraqi-French artist Hassan Massoudy," Mosaic Stories, 10 March 2017, Online:Archived 2020-02-22 at the Wayback Machine