http://comunidad.ciudad.com.ar/ciudadanos/trazom/Folklore/Instrumentos%20Musicales/Charango/charango.htm
http://www.ancient-future.com/guitar/charango
http://www.frii.net/~brain/charango/
... molecule) to an acceptor called NADP[?]+, reducing it to the form of NADPH by adding a pair of electrons and a single proton (hydrogen nucleus). The water or other donor ...