1. S.W. Jeffrey, R.F.C. Mantoura, S.W. Wright (Eds.), Phytoplankton Pigments in Oceanography. Guidelines to Modern Methods. Environment and Development, UNESCO Publishing, 1997.
2. Standard Methods for the Examination of Water and Wastewater, 19th Edition, Section 10200 H, APHA, AWWA, WPCF, Washington, 1995.
3. Methods for the Determination of Chemical Substances in Marine and Estuarine Environmental Matrices, 2nd Edition, 1997, Method 446.0.
4. DETERMINATION OF CHLOROPHYLL AND PHEO-PIGMENTS: SPECTROPHOTOMETRIC EQUATIONS1
5. New spectrophotometric equations for determining chlorophylls a, b, c1 and c2 in higher plants, algae and natural phytoplankton