[1. Daufin G., Escudier J.P., Carrère H., Bérot S., Fillaudeau L. & Decloux, M. (2001). Recent and emerging applications of membrane processes in the food and dairy industry. Trans IChemE, Part C, Food Bioprod Proc. 79(C), 89–102.10.1205/096030801750286131]Search in Google Scholar
[2. De Bruijn J.P.F., Salazar F.N. & Bórquez R. (2005). Membrane blocking in ultrafiltration a new approach to fouling. Food and Bioproducts Processing. 83(C3), 211-219.10.1205/fbp.04012]Search in Google Scholar
[3. Denkova Z. (2005). Preparation and application of probiotics. DSc Thesis, University of Food Technologies, Plovdiv, Bulgaria.]Search in Google Scholar
[4. Dushkova, M., Dinkov, K. (2009). Composition and process characteristics during ultrafiltration of whey from kashkaval. Journal of Food Processing and Preservation, 33, 1-10.10.1111/j.1745-4549.2008.00231.x]Search in Google Scholar
[5. El-Samragy Y.A. & Zall R.R. (1988). Organoleptic properties of yoghurt cheese labneh manufactured using ultrafiltration. Dairy Industries International. 53 (3), 27–28.]Search in Google Scholar
[6. Hofi M.A. (1988). Labneh (concentrated yoghurt) from ultrafiltered milk. Scandinavian Dairy Industry. 2, (1), 50–52.]Search in Google Scholar
[7. Le T.T., Cabaltica A.C. & Bui V.M. (2014). Membrane separations in dairy processing. Journal of food research and technology. 2, (1), 01-14.]Search in Google Scholar
[8. Özer B.H., Robinson R.K, Grandison A.S. & Bell A.E. (1997a). Rheological characteristics of labneh (concentrated yoghurt) produced by various concentration techniques. Textural Properties of Fermented Milks and Dairy Desserts, Special Issue 9802, pp.181–185, International Dairy Federation, Brussels.]Search in Google Scholar
[9. Özer B.H., Robinson R.K, Grandison A.S. & Bell A.E. (1997b). Comparison of techniques for measuring the rheological properties of labneh (concentrated yoghurt). International Journal of Dairy Technology. 50, 129–134.10.1111/j.1471-0307.1997.tb01753.x]Search in Google Scholar
[10. Özer B.H., Robinson R.K., Grandison A.S. & Bell, A.E. (1998a). Gelation properties of milk concentrated by different techniques. International Dairy Journal. 8, 793–799.10.1016/S0958-6946(98)00115-0]Search in Google Scholar
[11. Özer B.H., Bell A.E., Grandison A.S. & Robinson, R.K. (1998b). Rheological properties of concentrated yoghurt (labneh). Journal of Texture Studies. 29, 67–79.10.1111/j.1745-4603.1998.tb00154.x]Search in Google Scholar
[12. Özer B.H., Stenning R., Grandison A.S. & Robinson R.K. (1999a). Effect of protein concentration and distribution on the rheology of concentrated yoghurt. International Journal of Dairy Technology. 52, 135–138.10.1111/j.1471-0307.1999.tb02855.x]Search in Google Scholar
[13. Özer B.H., Stenning, R., Grandison A.S. & Robinson R.K. (1999b). Rheology and microstructure of labneh (concentrated yoghurt). Journal of Dairy Science. 82, 682–689.10.3168/jds.S0022-0302(99)75284-7]Search in Google Scholar
[14. Özer B.H & Robinson R.K. (1999c). The behaviour of starter cultures in concentrated yoghurt (labneh) produced by different techniques. Lebensmittel- Wissenschaft und-Technologie. 32, 391–395.10.1006/fstl.1999.0566]Search in Google Scholar
[15. Paskov V., Karsheva M., & Pentchev I. (2010). Effect of starter culture and homogenization on the rheological properties of yoghurts. Journal of the University of Chemical Technology and Metallurgy. 45, 1, 59-66]Search in Google Scholar
[16. Shi X., Tal G., Hankins N.P. & Gitis V. (2014). Fouling and cleaning of ultrafiltration membranes. Journal of Water Process Engeneering. 1, 121-138.10.1016/j.jwpe.2014.04.003]Search in Google Scholar
[17. Tamime A.Y., Davies G., Chehade A.S. & Mahdi H.A. (1989a). The production of ‘labneh’ by ultrafiltration: a new technology. Journal of the Society of Dairy Technology. 42, 35–39.10.1111/j.1471-0307.1989.tb02150.x]Search in Google Scholar
[18. Tamime A.Y., Kalab M. & Davies G. (1989b). Rheology and microstructure of strained yoghurt (labneh) made from cow’s milk by three different methods. Food Microstructure. 8, 125–135.]Search in Google Scholar
[19. Tamime A.Y., Kalab M. & Davies G. (1991a). The effect of processing temperatures on the microstructure and firmness of labneh made from cow’s milk by the traditional method or by ultrafiltration. Food Structure. 10, 345–352.]Search in Google Scholar
[20. Tamime A.Y., Kalab M., Davies G. & Mahdi H.A. (1991b). Microstructure and firmness of labneh (high solids yogurt) made from cows, goats and sheeps milks by traditional method or by ultrafiltration. Food Structure. 10, 37–44.10.1111/j.1471-0307.1991.tb01915.x]Search in Google Scholar
[21. Tamime A.Y., Davies G., Chehade A.S. & Mahdi H.A. (1991c). The effect of processing temperatures on the quality of labneh made by ultrafiltration. Journal of the Society of Dairy Technology. 44, 99–10310.1111/j.1471-0307.1991.tb01915.x]Search in Google Scholar
[22. Tamime A.Y., Robinson R.K. & Latrille E. (2001). Yoghurt and other fermented milks. Mechanisation and Automation in Dairy Technology (eds. A.Y. Tamime & B.A. Law), pp. 152–203, Sheffield Academic Press, Sheffield]Search in Google Scholar
[23. Van Reis R. & Zydney A.L. (2007). Bioprocess membrane technology. Journal of Membrane Science. 297, 16-50.10.1016/j.memsci.2007.02.045]Search in Google Scholar
[24. Veinoglou B., Anifantakis E. & Stiakakis I. (1978) Production of strained yoghurt from ultrafiltered cow’s milk. XX International Dairy Congress, IE, 831.]Search in Google Scholar
[25. Wang L., Wang X. & Fukuski K. (2008). Effects of operational conditions on ultrafiltration membrane fouling. Desalination. 229, 181-191.10.1016/j.desal.2007.08.018]Search in Google Scholar