Parco nazionale d'Abruzzo : importanza biogeografica e problemi di conservazione Author(s) Tassi, Franco
Contribution à l'étude des réserves naturelles et des parcs nationaux Author(s) Aubreville, A. Barbey, A. Bressou, C.
The rock art sites of Kakadu national park : some preliminary research findings for their conservation and management Author(s) Gillespie, D.
Scientific reports of the Port-Cros national park Author(s) Bougeant, Pierre Boudouresque, Charles-François Augier, Henry
