1. P. Verma, M. Sharma, Review of process parameters for biodiesel production from different feedstocks, Renew. Sustain. Energy Rev., 62 (2016) 1063–1071.
  2. M. Vafaeifard, G. Lee, S. Akib, S. Ibrahim, Y. Yoon, M. Jang, Facile and economic one-pot synthesis of rigid functional- polyurethane for the effective treatment of heavy metal- contaminated urban storm water run-off, Desal. Water Treat., 57 (2016) 26114–26129.
  3. A. Akhbari, H. Bonakdari, I. Ebtehaj, Evolutionary prediction of electrocoagulation efficiency and energy consumption probing, Desal. Water Treat., 64 (2017) 54–63.
  4. H. Bonakdari, I. Ebtehaj, A. Akhbari, Multi-objective evolutionary polynomial regression-based prediction of energy consumption probing, Water Sci. Technol., DOI: 10.2166/ wst.2017.158 (2017).
  5. M.G. Kulkarni, A.K. Dalai, Waste cooking oil an economical source for biodiesel: a review, Ind. Eng. Chem. Res., 45 (2006) 2901–2913.
  6. L. Qu, Z. Wang, J. Zhang, Influence of waste cooking oil biodiesel on oxidation reactivity and nanostructure of particulate matter from diesel engine, Fuel, 181 (2016) 389–395.
  7. M. Rahimi, F. Mohammadi, M. Basiri, M.A. Parsamoghadam, M.M. Masahi, Transesterification of soybean oil in four-way micromixers for biodiesel production using a cosolvent, J. Taiwan Inst. Chem. Eng., 64 (2016) 203–210.
  8. J. Zhang, S. Chen, R. Yang, Y. Yan, Biodiesel production from vegetable oil using heterogenous acid and alkali catalyst, Fuel, 89 (2010) 2939–2944.
  9. N. Boz, M. Kara, Solid base catalyzed transesterification of canola oil, Chem. Eng. Comm., 196 (2008) 80–92.
  10. G. Vicente, M. Martınez, J. Aracil, Integrated biodiesel production: a comparison of different homogeneous catalysts systems, Bioresour. Technol., 92 (2004) 297–305.
  11. F. Ma, L. Clements, M. Hanna, The effects of catalyst, free fatty acids, and water on transesterification of beef tallow, Trans. ASAE-Amer. Soc. Agric. Eng., 41 (1998) 1261–1264.
  12. A. Demirbas, Biodiesel production via non-catalytic SCF method and biodiesel fuel characteristics, Energy Convers. Manage., 47 (2006) 2271–2282.
  13. D. Kusdiana, S. Saka, Effects of water on biodiesel fuel production by supercritical methanol treatment, Bioresour. Technol., 91 (2004) 289–295.
  14. T. Belwal, P. Dhyani, I.D. Bhatt, R.S. Rawal, V. Pande, Optimization extraction conditions for improving phenolic content and antioxidant activity in Berberis asiatica fruits using response surface methodology (RSM), Food Chem., 207 (2016) 115–124.
  15. F. Shahrezaei, Y. Mansouri, A.A.L. Zinatizadeh, A. Akhbari, Process modeling and kinetic evaluation of petroleum refinery wastewater treatment in a photocatalytic reactor using TiO2 nanoparticles, Powder Technol., 221 (2012) 203–212.
  16. J.P. Aniceto, S.P. Cardoso, C.M. Silva, General optimization strategy of simulated moving bed units through design of experiments and response surface methodologies, Comp. Chem. Eng., 90 (2016) 161–170.
  17. J.-H. Kang, S. Kim, B. Moon, Optimization by response surface methodology of lutein recovery from paprika leaves using accelerated solvent extraction, Food Chem., 205 (2016) 140–145.
  18. K. Okitsu, Y. Sadanaga, N. Takenaka, Y. Maeda, H. Bandow, Ultrasound-assisted production of biodiesel fuel from vegetable oils in a small scale circulation process, Bioresour. Technol., 101 (2010) 639–645.
  19. M. Pirsaheb, M. Rostamifar, A. Mansouri, A. Zinatizadeh, K. Sharafi, Performance of an anaerobic baffled reactor (ABR) treating high strength baker’s yeast manufacturing wastewater, J. Taiwan Inst. Chem. Eng., 47 (2015) 137–148.
  20. L. Badwaik, K. Prasad, S. Deka, Optimization of extraction conditions by response surface methodology for preparing partially defatted peanut, Int. Food Res. J., 19 (2012) 341–346.
  21. A. Piker, B. Tabah, N. Perkas, A. Gedanken, A green and lowcost room temperature biodiesel production method from waste oil using egg shells as catalyst, Fuel, 182 (2016) 34–41.
  22. A. Ahmad, S. Ismail, S. Bhatia, Optimization of coagulation− flocculation process for palm oil mill effluent using response surface methodology, Environ. Sci. Technol., 39 (2005) 2828– 2834.
  23. M. Gaanty Pragas, P.L. Boey, A.H. Shafida, Biodiesel from adsorbed waste oil on spent bleaching clay using CaO as a heterogeneous catalyst, Eur. J. Scient. Res., 33 (2009) 347–357.
  24. G. Guan, K. Kusakabe, Synthesis of biodiesel fuel using an electrolysis method, Chem. Eng. J., 153 (2009) 159–163.
  25. A.C. Góes, O. Souza, R.T. Oliveira, I. Cesarino, S.A. Machado, K.I. Eguiluz, E.B. Cavalcanti, G.R. Salazar-Banda, High-area Ti/Pt electrodes for the electrochemically catalyzed transesterification of soybean oil with methanol, Chem. Eng. Comm., 202 (2015) 1406–1413.
  26. A. Mohammadshirazi, A. Akram, S. Rafiee, E. Bagheri Kalhor, Energy and cost analyses of biodiesel production from waste cooking oil, Renew. Sustain. Energy Rev., 33 (2014) 44–49.