Amalia, Fifi, et al. “The Discourse of Spirituality in Serat Kalatidha by Raden Ngabehi Ranggawarsita: A Critical Discourse Analysis Based on Norman Fairclough’s Theory”. Kawruh: Journal of Language Education, Literature and Local Culture, vol. 7, no. 2, Oct. 2025, pp. 117-28, doi:10.32585/kawruh.v7i2.6963.