Ricardo Francisco Malerba (nickname: Luz Demar) was an Argentine bandoneon player, composer and bandleader (tango musical genre) during the golden age of Argentine tango.
Among outstanding compositions can be named: âÂÂAristocraciaâÂÂ, âÂÂCuando florezcan las rosasâÂÂ, âÂÂMarianaâ (waltzes), âÂÂViolÃÂnâÂÂ, âÂÂLa piba de los jazminesâÂÂ, âÂÂEmbrujamientoâÂÂ, âÂÂTaruchitoâ (tangos).