References
BusinessBalls (2017) Forming, storming, norming, performing model - Tuckman [Online]. Available at https://www.businessballs.com/team-management/tuckman-forming-storming-norming-performing-model/ (Accessed 13 November 2018).
Lipnack, J. and Stamp, J. (2000) Virtual Teams: People Working Across Boundaries with Technology, 2nd edn, New York, NY, USA, John Wiley & Sons, Inc.