POP, Alexandra-Cristina, et al. “IMPLEMENTING AIKIDO IN PHYSICAL ACTIVITY PROGRAMS WITH 9-10 YEAR-OLD CHILDREN”. Studia Universitatis Babeş-Bolyai Educatio Artis Gymnasticae, vol. 62, no. 2, June 2017, pp. 57-65, doi:10.24193/subbeag.62(2).15.