1. The Role of Fracture Dynamics in Kimberlite Pipe Formation;O L Anderson;Kimberlites, Diatremes, and Diamonds: Their Geology, Petrology, and Geochemistry, AGU Special Pub,1982
2. Great Terrestrial Globe;Anonymous;Journal of the Society of Arts,1896
3. How perfect is the Himalayan arc?;R Bendick;Geology,2001
4. Middle-Urals Ring Structure, USSR: Definition, description, possible planetary analogues;G A Burba;LPI Science Conf,1991
5. Massive impact craters and basins on Earth: Regarding the Amazon as a 3500 km multi ring impact basin;J A Burgener;Annual Meeting of the Meteoritical Society,2013