Subsurface sound channel and seasonal variation of its characteristics in the mid-latitude of Northwest Pacific. - Zhang, Gengming; Zhang, Lei; Wang, Yitao; Wang, Hua; Li, Song; Xu, Weishuai; Yu, Yue; Zhou, Yinfei; Li, Qinghong; Yu, Xiangjun; Sun, Xiaofang (Journal of Oceanography, 2023)