Effect of alcohol and formaldehyde on the δ13C and δ15N isotopic composition of Plagioscion squamosissimus and Hypophthalmus edentates (Pisces, Osteichthyes) - doi: 10.4025/actascibiolsci.v33i4.70. Acta Sci. Biol. Sci. 2011;33(4):393-397. doi:10.4025/actascibiolsci.v33i4.7045