About the $L^p$-Boundedness of Integral Operators with Kernels of the Form $K_1(x-y)K_2(x+y)$.

Godoy, T., & Urciuolo, M. (1996). About the $L^p$-Boundedness of Integral Operators with Kernels of the Form $K_1(x-y)K_2(x+y)$. MATHEMATICA SCANDINAVICA, 78, 84–92. https://doi.org/10.7146/math.scand.a-12575