Balbir-Gurman A, Braun-Moscovici Y (February 2012). "Scleroderma - new aspects in pathogenesis and treatment". Best Practice & Research. Clinical Rheumatology. 26 (1): 13–24. doi:10.1016/j.berh.2012.01.011. PMID 22424190.
Sticherling M (October 2012). "Systemic sclerosis-dermatological aspects. Part 1: Pathogenesis, epidemiology, clinical findings". Journal der Deutschen Dermatologischen Gesellschaft = Journal of the German Society of Dermatology. 10 (10): 705–18, quiz 716. doi:10.1111/j.1610-0387.2012.07999.x. PMID 22913330.