Wahyuni, Hermin Indah. 2019. “Ecological Communication in Information Society: Reflections on Niklas Luhmann’s Thought in Understanding Ecological & Disaster Issues in Indonesia”. Jurnal Komunikasi Ikatan Sarjana Komunikasi Indonesia 4 (1): 9-17. https://doi.org/10.25008/jkiski.v4i1.270.