Mapping properties of fundamental operators in harmonic analysis related   to Bessel operators
  We prove sharp power-weighted strong type, weak type and restricted weak type inequalities for the heat and Poisson integral maximal operators, Riesz transform and a Littlewood-Paley type square function, emerging naturally in the harmonic analysis related to Bessel operators. 
Jorge J. Betancor, Eleonor Harboure, Adam Nowak, Beatriz Viviani