Farquharson, Chara, Jake Gunnoe, and Alfredo Rivera. “Current BIM Practices Amongst MEP Contractors and Suggestions for Improvement”. Journal for the Advancement of Performance Information and Value 10, no. 2 (December 3, 2018): 76 - 84. Accessed June 15, 2021. https://journal.cibw117.org/index.php/japiv/article/view/15.