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ZAGRAI, I.; ZAGRAI, L.; FERENCZ, B.; PETRICELE, I. V.; PAMFIL, D.; POPESCU, O.; BRICIU, A.; FESTILA, A. Serological and Molecular Typing of Plum Pox Virus Isolates in the Transylvania, Romania. Not Bot Horti Agrobo 2009, 37, 265-272.