Samdean, D. P., H. Suprajitno, and E. Winarko. “Flower Pollination Algorithm (FPA) to Solve Quadratic Assignment Problem (QAP)”. Contemporary Mathematics and Applications (ConMathA), vol. 1, no. 2, Dec. 2019, pp. 121-30, doi:10.20473/conmatha.v1i2.17398.