Mehdi, M. S., I. R. Chughtai, and M. H. Inayat. “FLOW PATTERNS AND PRESSURE DROP OF TWO-PHASE FLOW IN HORIZONTAL CAPILLARY”. The Nucleus, vol. 46, no. 3, June 2020, pp. 119-23, http://202.83.167.189/index.php/Nucleus/article/view/936.