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Conservation ; Vol. 16, no. 3 - Los Angeles-XXUZ: : Getty Conservation Intitute, 2001. - p. 20-23 : il. - Cuatrimestral - Vol. 16, no 3(2001). - Conservation ; Vol. 16, no. 3 . - Getty Conservation Intitute. .
Conservation ; Vol. 16, no. 3 - Los Angeles-XXUZ: : Getty Conservation Intitute, 2001. - p. 20-23 : il. - Cuatrimestral - Vol. 16, no 3(2001). - Conservation ; Vol. 16, no. 3 . - Getty Conservation Intitute. .