Mohammadi M, Tajik H, Hajeb P (2013) Nutritional composition of seaweeds from the Northern Persian Gulf. Iranian journal of fisheries sciences, 12(1), 232-240.
 Green D, Kashman Y, Miroz A (1993) Colpol, a New Cytotoxic C6-C4-C6 Metabolite from the Alga Colpomenia sinuosa. Journal of natural products, 56(7), 1201-1202.
 Purkayastha D, Mishra U, Biswas S (2014) A comprehensive review on Cd(II) removal from aqueous solution. Journal of water process engineering, 2, 105-128.
 Sharififard H, Ghorbanpour mohaddeseh, Hosseinirad S (2018) Cadmium removal from wastewater using nano-clay/TiO2 composite: kinetics, equilibrium and thermodynamic study. Advances in environmental technology, 4(4), 203-209.
 Sharififard H (2019) Statistical physics modeling of equilibrium adsorption of cadmium ions onto activated carbon, chitosan and chitosan/activated carbon composite. Advances in environmental technology, 2(2018), 149-154.
 Körbahti BK (2007) Response surface optimization of electrochemical treatment of textile dye wastewater. Journal of hazardous materials, 145(2-3), 277-286.
 Rajeshkannan R, Rajasimman M, Rajamohan N (2010) Removal of malachite green from aqueous solution using hydrilla verticillata - optimization, equilibrium and kinetic studies. Frontiers of chemical engineering in China, 3(2), 222-229.
 Rajasimman M, Murugaiyan K (2011) Sorption of Nickel by Hypnea Valentiae : Application of response surface methodology. International journal of civil and environmental engineering, 3(1), 7–12.
 Hamsaveni, D.R.; Prapulla, S.G., Divakar S (2001) Response surface methodological approach for the synthesis of isobutyl isobutyrate. Process biochemistry, 36(11), 1103-1109.
 Cavaco SA, Fernandes S, Quina MM, Ferreira LM (2007) Removal of chromium from electroplating industry effluents by ion exchange resins. Journal of hazardous materials, 144(3), 634-638.
 Kurniawan TA, Chan GYS, Lo W-H, Babel S (2006) Physico–chemical treatment techniques for wastewater laden with heavy metals. Chemical engineering journal, 118(1), 83-98.
. Rahmanian B, Pakizeh M, Esfandyari M, et al (2011) Fuzzy modeling and simulation for lead removal using micellar-enhanced ultrafiltration (MEUF). Journal of hazardous materials, 192(2), 585-592.
. Takagi T, Sugeno M (1985) Fuzzy identification of systems and its applications to modeling and control. IEEE transactions on systems, man, and cybernetics SMC, 15(1), 116-132.
 Mamdani EH, Assilian S (1975) an experiment in linguistic synthesis with a fuzzy logic controller. International journal of man-machine studies, 7(1), 1-13.
 Zadeh LA (1984) Making computers think like people [fuzzy set theory]. IEEE Spectrum 21(8), 26-32.
 Sadiq R (2004) Performance evaluation of slow sand filters using fuzzy rule-based modeling. Environmental modelling and software, 19(5), 507-515.
 Alvarez Grima M, Babuška R (1999) Fuzzy model for the prediction of unconfined compressive strength of rock samples. International journal of rock mechanics and mining sciences, 36(3), 339-349.
 Babuska R., 1998 Fuzzy modeling for control frist edition Kluwer academic publishers, Boston, USA.
 Khatami M, Jones DD, Meyer GE, Brand RM (2008) Rule-based Mamdani-type fuzzy modeling of skin permeability. Applied soft computing, 8(1), 285-294.
 Sivanandam, S. N., Sumathi, S., Deepa, S. N. (2007). Introduction to fuzzy logic using MATLAB (Vol.1). Berlin: Springer.
 Altunkaynak A, Chellam S (2010) Prediction of specific permeate flux during crossflow microfiltration of polydispersed colloidal suspensions by fuzzy logic models. Desalination, 253(1-3), 188-194.
 Yetilmezsoy K, Demirel S, Vanderbei RJ (2009) Response surface modeling of Pb(II) removal from aqueous solution by Pistacia vera L.: Box-Behnken experimental design. Journal of hazardous materials, 171(1-3), 551-562.
 Adinarayana K, Ellaiah P (2002) Response surface optimization of the critical medium components for the production of alkaline protease by a newly isolated Bacillus sp. Journal of pharmacy and pharmaceutical sciences, 5(3), 272–278.
 Saleem M, Pirzada T, Qadeer R (2007) Sorption of acid violet 17 and direct red 80 dyes on cotton fiber from aqueous solutions. Colloids and surfaces A: physicochemical and engineering aspects, 292(2-3), 246-250.
 Khezami L, Capart R (2005) Removal of chromium (VI) from aqueous solution by activated carbons: Kinetic and equilibrium studies. Journal of hazardous materials, 123(1-3), 223-231.
 Sari A, Tuzen M (2008) Biosorption of cadmium(II) from aqueous solution by red algae (Ceramium virgatum): Equilibrium, kinetic and thermodynamic studies. Journal of hazardous materials, 157(2-3), 448-454.
 Sari A, Tuzen M, Uluözlü ÖD, Soylak M (2007) Biosorption of Pb(II) and Ni(II) from aqueous solution by lichen (Cladonia furcata) biomass. Biochemical engineering journal, 37(2), 151-158.