Title: Khimicheskai͡a︡ pererabotka kerogena slant͡s︡a-kukersita na dimetilovye ėfiry dikarbonovykh kislot i slant͡s︡evoe rostovoe veshchestvo
Subjects: Carboxylic acids, Kerogen, Kerogen shales, Methyl ether
Places: Estonia