1. FAUNISTIC AND ECOLOGICAL RESEARCHES ON THE TERRESTRIAL ISOPODS FROM THE SUPERIOR SECTOR OF THE ARIEŻ RIVER BASIN. Authors: NICOLAE TOMESCU, DANIELA MUREŞAN, VALENTIN POPA.2. THE TERRESTRIAL ISOPOD FAUNA IN THE SUPERIOR BASIN AREA OF THE SOMEŞUL CALD RIVER. Authors: VALENTIN POPA, DANIELA MUREŞAN, NICOLAE TOMESCU.3. PRELIMINARY STUDIES ON THE CICADA POPULATIONS (INSECTA, HOMOPTERA, AUCHENORRHYNCHA, CICADELLIDAE AND CERCOPIDAE) IN THE MUNTELE MARE AREA AND THE SCĂRIŢA-BELIOARA NATURE RESERVE. Authors: VALENTIN POPA.