Karim, Abdul, Agus Riyadi, and Adi Slamet Kusumawardana. 2025. “Validation of a Multidimensional Spiritual Guidance Intensity Instrument: Examining Content Validity Using Aiken’s V and Likert-Based Item Analysis”. Ilmu Dakwah: Academic Journal for Homiletic Studies 19 (2):287-314. https://doi.org/10.15575/idajhs.v19i2.51763.