N. . Hariyana, N. . Takarini, and V. . Mandasari, “Creative Elderly Productive Elderly Flower Arranging activities with the Elderly in Manukan, Tandes District, Surabaya City”, Nusantara Sci. Tech. Proc., vol. 2024, no. 41, pp. 202–206, May 2024, doi: 10.11594/nstp.2024.4131.