On Performance of Low-Power Wide-Area Networks with the Combining of Reconfigurable Intelligent Surfaces and Relay Authors Phuong T. Tran, Ba Cao Nguyen, Tran Manh Hoang, Tan N. Nguyen Publication year 2022 Index (WoS/Scopus) WoS Publisher IEEE Journal IEEE Transactions on Mobile Computing Link https://ieeexplore.ieee.org/document/9807389