M. T. . Mapa, F. . George, D. . Peters, M. S. . Dinggai, and A. . Jafar, “The Effect of Social-economic background on electric and electronic waste (e-waste) management amongst Residential areas in Kota Kinabalu City, Sabah, Malaysia”, CIBG, vol. 27, no. 2, pp. 5299–5312, Apr. 2021.