1. Heavy oil and natural bitumen-strategic petroleum resources;Meyer;World,2003
2. Heavy oil and natural bitumen resources in geological basins of the world: map showing klemme basin classification of sedimentary provinces reporting heavy oil or natural bitumen;Meyer;US Geol Surv Open-File Rep,2007
3. Potential applications of microbial enhanced oil recovery to heavy oil;Zhang;Crit Rev Biotechnol,2020
4. A review on upgrading and viscosity reduction of heavy oil and bitumen by underground catalytic cracking;Zhao;Energy Rep,2021
5. Process chemistry of petroleum macromolecules;Wiehe,2008