Our recent paper investiagtes interactional aerodynamics coupled with multiple rotors and a fuselage of a quadcopter:
Young Min Park & Solkeun Jee, "Numerical study on interactional aerodynamics of a quadcopter in hover with overset mesh in OpenFOAM", Physics of Fluids, 1 August 2023; 35 (8): 085138. https://doi.org/10.1063/5.0160689