The American Midland Naturalist University of Notre Dame, Notre Dame

The Botanical Review Springer and The New York Botanical Garden Press

The Journal of the Geological Society of Japan The Geological Society of Japan

The Palaeobotanist Birbal Sahni Institute of Palaeosciences, Lucknow

The transactions of the Yorkshire Naturalists' Union Yorkshire Naturalists' Union, Leeds

Trudy Instituta geologicheskikh nauk Akademii nauk SSSR Akademia nauk SSSR, Moskva

Turkish Journal of Earth Science TÜBİTAK

Total records: 7