Sustaining subsistence culture in Mamar agroforestry management in West Timor, is it possible?Alfred Umbu Kuala Ngaji, Muhammad Baiquni, Hatma Suryatmojo and Eko HaryonoE3S Web Conf., 200 (2020) 02023DOI: https://doi.org/10.1051/e3sconf/202020002023