Bolla, Margareth Evelyn, et al. “KARAKTERISTIK DAN PERFORMA BERKENDARA PENGEMUDI SEPEDA MOTOR DI KOTA KUPANG BERBASIS BIG FIVE INVENTORY ”. SAINSTEK, vol. 5, no. 1, Dec. 2021, pp. 115-2, https://conference.undana.ac.id/index.php/sainstek/article/view/239.