Szerző: " Bacalu Petru"

Könyv része

Galdean Nicolae; Staicu Gabriela; Bacalu Petru: The assessment of the bioindicator value of some rheophilic elements of the river Someş/Szamos lotic system. In: The Somes/Szamos river valley : a study of the geography, hydrobiology and ecology of the river system and its environment 3. pp. 215-222. (1999)

Galdean Nicolae; Staicu Gabriela; Bacalu Petru: The assessment of lotic ecosystems from the hydrographical unity Criş/Körös river system, according to the benthic associations. In: The Cris/Körös rivers' valleys : a study of the geography, hydrobiology and ecology of the river system and its environment 2. pp. 243-261. (1997)

Banarescu Petru M.; Telcean Ilie; Bacalu Petru; Harka Ákos; Wilhelm Sándor: The fish fauna of the Criş/Körös river basin. In: The Cris/Körös rivers' valleys : a study of the geography, hydrobiology and ecology of the river system and its environment 2. pp. 301-325. (1997)