Authors: COPETE JL BIGAS D MARINE R MARTINEZVILALTA A

Citation: Jl. Copete et al., FREQUENCY OF COMPLETE MOLT IN ADULT AND JUVENILE GREAT REED WARBLERS (ACROCEPHALUS-ARUNDINACEUS) IN SPAIN, Journal fur Ornithologie, 139(4), 1998, pp. 421-424

Authors: MATEO R MARTINEZVILALTA A GUITART R

Citation: R. Mateo et al., LEAD SHOT PELLETS IN THE EBRO DELTA, SPAIN - DENSITIES IN SEDIMENTS AND PREVALENCE OF EXPOSURE IN WATERFOWL, Environmental pollution, 96(3), 1997, pp. 335-341

Authors: RUIZ X ORO D MARTINEZVILALTA A JOVER L

Citation: X. Ruiz et al., FEEDING ECOLOGY OF AUDOUIN GULLS (LARUS-AUDOUINII) IN THE EBRO DELTA, Colonial waterbirds, 19, 1996, pp. 68-74

Authors: ORO D MARTINEZVILALTA A

Citation: D. Oro et A. Martinezvilalta, FACTORS AFFECTING KLEPTOPARASITISM AND PREDATION RATES UPON A COLONY OF AUDOUINS GULL (LARUS-AUDOUINII) BY YELLOW-LEGGED GULLS (LARUS-CACHINNANS) IN SPAIN, Colonial waterbirds, 17(1), 1994, pp. 35-41

Authors: GUITART R TOFIGUERAS J MATEO R BERTOLERO A CERRADELO S MARTINEZVILALTA A

Citation: R. Guitart et al., LEAD-POISONING IN WATERFOWL FROM THE EBRO DELTA, SPAIN - CALCULATION OF LEAD-EXPOSURE THRESHOLDS FOR MALLARDS, Archives of environmental contamination and toxicology, 27(3), 1994, pp. 289-293