Source: https://www.researchgate.net/profile/Enrique-Doblas-Miranda/publication/46590253_Ecologia_de_los_macroinvertebrados_edaficos_en_un_ecosistema_arido_mediterraneo/links/53edf1470cf26b9b7dc637b7/Ecologia-de-los-macroinvertebrados-edaficos-en-un-ecosistema-arido-mediterraneo.pdf