Dwi Susanto, and Deny Tri Ardianto. 2021. “Njoo Cheong Seng: An Artist in the Fight Between Liberalism and Eastern Traditions”. Wacana Seni Journal of Arts Discourse 20 (December): 15–26. https://ejournal.usm.my/wacanaseni/article/view/ws-vol20-2021-2.