@misc{indiciae10e6775dc065,
  title = {Biosphere Reserves, Compilation 5, October 1990: programme on man and the biosphere (MAB) — Illustration, Page 1},
  year = {1990},
  url = {https://www.biodiversitylibrary.org/page/31035358},
  note = {Source identifier: page-31035358}
}