Epsilawati, Lusi, Medika, Chrisna Ardhya, AND Hermanto, Eddy. " Progressive systemic sclerosis with unilateral osteolysis of the mandible: a unique case report and review" Jurnal Radiologi Dentomaksilofasial Indonesia (JRDI) [Online], Volume 5 Number 3 (31 December 2021)