(原始内容存档于2020-09-11) (印度尼西亚语). Rinanda, Hilda M. Keluarga Pengebom Gereja Surabaya Baru Pulang 'Sekolah' dari Suriah. Detik.com. 13 May 2018 [13 May 2018]. (原始内容存档于2019-02-15)
official website stated otherwise. This matter was pointed out by YB Baru Bian(英语:Baru Bian) (Ba Kelalan assemblyman and state PKR chairman) in his letter