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Continue to ChatAbundant soliton wave solutions for the (3 1)-dimensional variable-coefficient nonlinear wave equation in liquid with gas bubbles by bilinear analysis - https://avesis.erciyes.edu.tr/yayin/b952c37c-5080-40ad-8330-b537dcb9fe24/abundant-soliton-wave-solutions-for-the-31-dimensional-variable-coefficient-nonlinear-wave-equation-in-liquid-with-gas-bubbles-by-bilinear-analysis