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Citation: Bg. Peterjohn et Jr. Sauer, POPULATION TRENDS OF BLACK TERNS FROM THE NORTH-AMERICAN-BREEDING-BIRD-SURVEY, 1966-1996, Colonial waterbirds, 20(3), 1997, pp. 566-573

Authors: SAUER JR PENDLETON GW PETERJOHN BG

Citation: Jr. Sauer et al., EVALUATING CAUSES OF POPULATION-CHANGE IN NORTH-AMERICAN INSECTIVOROUS SONGBIRDS, Conservation biology, 10(2), 1996, pp. 465-478

Authors: KENDALL WL PETERJOHN BG SAUER JR

Citation: Wl. Kendall et al., FIRST-TIME OBSERVER EFFECTS IN THE NORTH-AMERICAN BREEDING BIRD SURVEY, The Auk, 113(4), 1996, pp. 823-829

Authors: BART J HOFSCHEN M PETERJOHN BG

Citation: J. Bart et al., RELIABILITY OF THE BREEDING BIRD SURVEY - EFFECTS OF RESTRICTING SURVEYS TO ROADS, The Auk, 112(3), 1995, pp. 758-761

Authors: SAUER JR PETERJOHN BG LINK WA

Citation: Jr. Sauer et al., OBSERVER DIFFERENCES IN THE NORTH-AMERICAN BREEDING BIRD SURVEY, The Auk, 111(1), 1994, pp. 50-62