Suryani, Yunita, et al. “REVITALISASI KERAJINAN ONGKEK OLEH-OLEH KHAS TUBAN ”. Prosiding SNasPPM, vol. 7, no. 1, Oct. 2022, pp. 997-1001, http://prosiding.unirow.ac.id/index.php/SNasPPM/article/view/1588.