ATMAJA, P. W. .; WIYATININGSIH, S. . Marketing System for Rumah Coklat Trenggalek Based on Website, Online Store, and Game as I.T. Ecosystem. Nusantara Science and Technology Proceedings, Malang, Indonesia, p. 261-264, 2018. Disponível em: https://nstproceeding.com/index.php/nuscientech/article/view/44. Acesso em: 10 mar. 2025.