+++3 статьи с scienc& direc&

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помогите плз найти несколько статей
1.Filtration characteristics of polysulfone membrane filters
Journal of Aerosol Science
Volume 37, Issue 10, October 2006, Pages 1198-1208

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http://dx.doi.org/10.1016/j.jaerosci.2005.11.010 

2.Preparation and properties of hydroxyapatite filters for microbial filtration
Ceramics International
Volume 33, Issue 3, April 2007, Pages 483-489

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http://dx.doi.org/10.1016/j.ceramint.2005.10.014

3.Modified silicates and porous glass as adsorbents for removal of organic pollutants from water and comparison with activated carbons
Applied Clay Science
Volume 36, Issues 1-3, April 2007, Pages 174-181

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http://dx.doi.org/10.1016/j.clay.2006.04.012 

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пасибо большое!