In this note, we show that if is a multilinear singular integral operator associated with a kernel satisfies the so-called multilinear -Hörmander condition, then can be dominated by multilinear sparse operators.
"Sparse Domination Theorem for Multilinear Singular Integral Operators with -Hörmander Condition." Michigan Math. J. 67 (2) 253 - 265, May 2018. https://doi.org/10.1307/mmj/1516330973