1. Astorga A. (1997) El Puente-istmo de América Central y la evolución de la placa Caribe (con énfasis en el Mesozoico). Profil. Universität Stuttgart, 12. Ph.D. thesis.
2. Tracers in the Sea;Broecker,1982
3. Volcanic degassing of bromine and iodine;Bureau;Earth Planet. Sci. Lett.,2000
4. Remote sensing of CO2 and H2O emission rates from Masaya Volcano, Nicaragua;Burton;Geology,2000
5. Short-lived alkyl iodides and bromides at Mace Head, Ireland;Carpenter;J. Geophys. Res.,1999