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Geochemistry and depositional environments of two black shale formations: the Baltoscandian Cambrian-Ordovician Alum Shale and the Cretaceous Lokpanta Oil Shale
Author: Sylvester Ikenna Ofili, Tartu Ülikool. Geoloogia osakond, Tartu Ülikool. Ökoloogia ja maateaduste instituut, Tartu Ülikool. Loodus- ja täppisteaduste valdkond, Supervisor: Alvar Soesoo, Leho Ainsaar