семейство нефтей(We define a genetic oil family in this paper as a group of oil samples that were generated and expelled from a single source rock organofacies.stanford.eduMichaelBurov)
генетическое семейство нефтей(A single genetic oil family was identified through hierarchical cluster analysis; however, two groups of oils were identified on the basis of their biodegradation levels using the Peters/Moldowan scale.nih.govMichaelBurov)
семейство нефтей(As for the study of oil origins, oil family is a widely used term to distinguish oils with different genetic affinity. • Таким образом, семейство нефтей следует рассматривать как семейство нефтей, генетически связанных с морскими нефтегазопроизводящими породами. https://earthpapers.net/geohimiya-i-genezis-paleozoyskih-neftey-yugo-vostoka-zapadnoy-sibirispringer.comMichaelBurov)
