1. Khvang ST, Kammermeyer K (1981) Membrane separation processes/translated from English. Khimiya, Moscow
2. Laptedulche NK, Dremicheva ES (2014) Water: Chem Ecol 12:81
3. Gelfman MI, Tarasova YuV (2002) Research of sorption characteristics of natural and modified sorbent on the alumosilicate material basis. Khimicheskaya Promyshlennost 8:119–125
4. Egorova EY, Mitrofanov RY, Lebedeva AA (2007) Sorbent obtaining from pine nut shuck by low-temperature treatment. Polzunov News Bull 3:35–39
5. Zhukova IL, Khmylko LI (2009) Sorbents on the basis of cellulose-containing materials and their utilization. Ecol Indus Russia 7:30–33