Operational calculus for the continuous Legendre transform with applications. Deeba, E.Y., Koh, E.L. (1989) International Journal of Mathematics and Mathematical Sciences
Operational properties of a generalized Hermite transformation. Hans-Jürgen Glaeske (1987) Aequationes mathematicae
Operators associated with representations of amenable groups singular integrals induced by ergodic flows, the rotation method and multipliers Ronald Coifman, Guido Weiss (1973) Studia Mathematica