| #61 | BMR Journal of Australian Geology and Geophysics. -- Canberra : Bureau of Mineral Resources, Geology and Geophysics, 1976-1993. -- ISSN 0312-9608 |
| #62 | Bohemia Centralis. -- Praha : Agentura ochrany přírody a krajiny Českérepubliky, 1970-. -- ISSN 0231-5807 |
| #63 | Boletim de geociencias da Petrobras. -- Rio de Jainero : Petroleo Brasileiro, 1987-. -- ISSN 0102-9304 |
| #64 | Boletim - Instituto Geologico. -- Sao Paulo : Instituto geologico, 1976-. -- ISSN 0100-431X |
| #65 | Bollettino della Associazione mineralia subalpina. -- Torino : Associazione Mineraria Subalpina, 1964-1991. -- ISSN 0392-355X |
| #66 | Bollettino della Societa Paleontologica Italiana. -- Modena : Societa paleontologica italiana, 1960-. -- ISSN 0375-7633 |
| #67 | Boreas : an international journal of quaternary research. -- Oslo : Francis & Taylor, 1972-. -- ISSN 0300-9483 print. -- ISSN 1502-3885 online |
| #68 | Buletini i shkencave gjeologjike. -- Tirane : Geological Survey of Albania, 1982-. -- ISSN 0254-5276 |
| #69 | Bulletin. -- Canbera : Bureau of Mineral Resources, Geology and Geophysics, 1932-1992. -- ISSN 0084-7089 |
| #70 | Bulletin: : New Mexico Bureau of Mines and Mineral Resources. -- Socorro, Nové Mexico : The Bureau of Mines and Mineral Resources, 1915-. -- ISSN 0096-4581 |