Newman, Richard (1997). "Chromium Oxide Greens". Dalam Fitzhugh, Elisabeth West. Artists' pigments : a handbook of their history and characteristics. 3. National Gallery of Art. hlm. 275–293. ISBN0-89468-086-2. OCLC1224906722.
Newman, Richard (1997). "Chromium Oxide Greens". Dalam Fitzhugh, Elisabeth West. Artists' pigments : a handbook of their history and characteristics. 3. National Gallery of Art. hlm. 275–293. ISBN0-89468-086-2. OCLC1224906722.
Newman, Richard (1997). "Chromium Oxide Greens". Dalam Fitzhugh, Elisabeth West. Artists' pigments : a handbook of their history and characteristics. 3. National Gallery of Art. hlm. 275–293. ISBN0-89468-086-2. OCLC1224906722.
Newman, Richard (1997). "Chromium Oxide Greens". Dalam Fitzhugh, Elisabeth West. Artists' pigments : a handbook of their history and characteristics. 3. National Gallery of Art. hlm. 275–293. ISBN0-89468-086-2. OCLC1224906722.
Newman, Richard (1997). "Chromium Oxide Greens". Dalam Fitzhugh, Elisabeth West. Artists' pigments : a handbook of their history and characteristics. 3. National Gallery of Art. hlm. 275–293. ISBN0-89468-086-2. OCLC1224906722.