Khalid S, Ullah S, Alam A. Merging Assistance Function with Task Distribution Model to Enhance User Performance in Collaborative Virtual Environment. The Nucleus [Internet]. 2016 Jun. 12 [cited 2024 Apr. 28];53(2):147-54. Available from: http://thenucleuspak.org.pk/index.php/Nucleus/article/view/1164