Estudio paleobiologico de las trigonias de la formacion San Juan Raya, cretacico inferior de Puebla
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| Format: | Tesis de licenciatura |
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MX
2006
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000610144 http://132.248.9.195/pd2007/0610144/Index.html |