Integrability characteristics of a novel (2+1)-dimensional nonlinear model: Painlevé analysis, soliton solutions, Bäcklund transformation, Lax pair and infinitely many conservation laws. - Xing Lü; Yan-Fei Hua; Sijia Chen; Xian-Feng Tang (Commun. Nonlinear Sci. Numer. Simul., 2021)