2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/47001I discuss application of the BLM method to obtain commensurate scale relations connecting QCD exclusive amplitudes to other observables, in particular the heavy quark potential.7 pages, Latex, uses l-school.sty. Talk given at "New Nonperturbative Methods and Quantization on the Light Cone," Les Houches, France, 24 Feb.-7 March 1997. To appear in the proceedingsHigh Energy Physics - Phenomenologytext