Belay Sitotaw Goshu and Muhammad Ridwan (2026) “The Cosmic Horizon as the Highest Heaven: Examining Michael Guillen’s Hypothesis”, Konfrontasi: Jurnal Kultural, Ekonomi dan Perubahan Sosial, 13(1), pp. 1-15. Available at: https://www.konfrontasi.net/index.php/konfrontasi2/article/view/364 (Accessed: 9March2026).