共 37 条
[1]
ALONSO JC, 1990, PARAMETROS DEMOGRAFI
[2]
[Anonymous], QUEBRANTAHUESOS GYPA
[3]
ARROYO B, 1990, SEGUNDO CENSO NACL B
[4]
BANARES A, 1994, ECOLOGIA, V8, P227
[5]
Barreno E., 1984, INF AMBIENTAL, V3, P49
[6]
BERMEJO JEH, 1990, CONSERVATION TECHNIQ
[7]
BLANCO JC, 1992, LIBRO ROJO VERTEBRAD
[8]
BLANCO JC, 1993, UNPUB FACTORES ECOLO
[9]
CALLEGO A, 1995, CAMPO, V132, P169