Parameter Estimation of 2D-GTD Model Based on the Improved 2D-ESPRIT Algorithm 
ZHANG Xiaokuan, ZHENG Shuyu, ZHAO Weichen, et al
Journal of South China University of Technology (Natural Science Edition) . 2020, (5): 75 -81,91 .  DOI: 10.12141/j.issn.1000-565X.190643