Publisher
- american association for the advancement of science5
- asociacion espanola de ecologia terrestre3
- national academy of sciences3
- the royal society3
- american association for the advancement of science (aaas)2
- asociacion argentina de ecologia; argentina.2
- asociacion argentina de la ciencia del suelo (aacs)2
- asociacion espanola de ecologia terrestre (aeet)2
- e.t.s.i. caminos, canales y puertos (upm)2