The following publications are possibly variants of this publication: 
- RSS-AOA-Based Localization via Mixed Semi-Definite and Second-Order Cone Relaxation in 3-D Wireless Sensor NetworksQinke Qi, Youming Li, Yongqing Wu, Yong Wang, Yin Yue, Xupeng Wang. access, 7:117768-117779, 2019.  [doi] 
 - A Novel Localization Scheme Based on RSS Data for Wireless Sensor NetworksHongyang Chen, Ping Deng, Yongjun Xu, Xiaowei Li. apweb 2006: 315-320 [doi]