Villar Pérez, Luis The beechwoods of the central Prepyrenees (Spain) : A preliminary survey for conservation / L. Villar, A.M. Romo & M.T. Perdigó. -- [S.l.] : Elsevier, 1993 - pp. 85-93 Separata de : Biological Conservation 66. Subjects--Topical Terms: HayedosPirineos Universal Decimal Class. No.: 582.632.2