Pestana, M. H., Sobral, M., Wang, W.-C. & Parreira, A. (2021). The network science approach in determining the intellectual structure, emerging trends and future research opportunities: An application to Tai chi for older adults. In Živković, Z. (Ed.), XVII International May Conference on Strategic Management IMCSM 2021 (pp. 165?175). University of Belgrade, Technical Faculty in Bor,  Department of Engineering Management.