Pinem M, Zulfin M, Suherman S, M. Sihombing P, Indah Rezkika S. Characterization of Outdoor to Indoor Propagation in Urban Area by Using A Combination of COST231 Walfisch-Ikegami and COST231 Multiwall Models in 1800 Mhz and 2100 Mhz. IJET [Internet]. 2018 Jun. 20 [cited 2024 Nov. 24];7(3.2):698-702. Available from: https://sciencepubco.com/index.php/ijet/article/view/15347