Rotating vortex-like soliton in a whispering gallery mode microresonatorYue-Yue Wang, Ming-Ming Li, Guo-Quan Zhou, Yan Fan and Xian-Jing LaiEur. Phys. J. Plus, 134 4 (2019) 161DOI: https://doi.org/10.1140/epjp/i2019-12636-8