https://vital.lib.tsu.ru/vital/access/manager/Index ${session.getAttribute("locale")} 5 Norm setting for oil and petroleum products in bottom sediments and their quality assessment according to Russian hydro chemical parameters https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000574845 Tue 02 May 2017 12:39:08 KRAT ]]> Oil contamination of the Ob basin https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000518056 Fri 07 Dec 2018 10:26:07 KRAT ]]>