Yohana Efenia Ndruru, and Ray Octafian. “Building a Competitive Edge: The Effectiveness of the 3 in 1 Program in Enhancing LPK Kartika’s Marketing”. International Conference On Digital Advanced Tourism Management And Technology, vol. 1, no. 2, Dec. 2023, pp. 473-80, doi:10.56910/ictmt.v1i2.108.