“Integrating Behavioral Reasoning Theory and Two-Step Clustering to Determine Farmer Typology in the Adoption of New High-Yielding Rice Varieties Protani”, Sinta. J. Sci. Tech. and Agric., vol. 7, no. 1, pp. 25–42, Jun. 2026, doi: 10.37638/sinta.7.1.35-42.