@book{
  international1989iaea,
  title={Estudios De Hidrologia Isotopica En America Latina (Isotope Hydrology Investigations in Latin America) - Proceedings of A Regional Seminar for Latin America, organized by the IAEA and UNESCO, Mexico City, 28 Sep. - 2 Oct. 1987)},
  series={TECDOC Series},
  number={502},
  year={1989},
  url={https://www.iaea.org/publications/757/estudios-de-hidrologia-isotopica-en-america-latina-isotope-hydrology-investigations-in-latin-america-proceedings-of-a-regional-seminar-for-latin-america-organized-by-the-iaea-and-unesco-mexico-city-28-sep-2-oct-1987},
  publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
  address={Vienna}
}