Urahman, T., H. Ismawan, and M. Rifai. “Survei Kondisi Fisik Atlet Putra Rugby Kalimantan Timur Pada Masa Pandemi Covid-19”. Borneo Physical Education Journal, Vol. 3, no. 1, June 2022, pp. 8 - 16, doi:10.30872/bpej.v3i1.953.