Listen to Dr Marty Klein's videos. "sexual intelligence". I have only listened to a few so cannot speak to the breadth of his coverage, but as he says again and again that desire disparity is one of the top issues by frequency in sex therapy, and, as your particular problem is so common, I am sure he's addressed it compassionate and you will find, if not readymade solutions than at least solace in knowing you are not alone and you are heard by a supreme expert in the field.