Ismail, T., Sugiyanto and Purnama, S. K. (2022) “Analysis of the Survey on Coaching of Athletes with Disabilities in Volleyball at NPC Indonesia: Analisis Survei Pembinaan Atlet Disabilitas Cabang Olahraga Bolavoli Duduk di NPC Indonesia”, Procedia of Social Sciences and Humanities, 3, pp. 256-262. doi: 10.21070/pssh.v3i.167.