Cancel, L. E., de Hernández, E. R. and Rivera-Ortiz, J. M. (1976) “Stability of Vitamin C in Citron Slices in Syrup, and in Citron Bars Boxed and Canned”, The Journal of Agriculture of the University of Puerto Rico, 60(4), pp. 479–484. doi: 10.46429/jaupr.v60i4.10492.