Development of in vitro culture establishment conditions and micropropagation of grapevine rootstock cultivar ‘Ruggeri-140’Gayane Melyan, Andranik Barsegyan, Narek Sahakyan, Kima Dangyan and Yuri MartirosyanBIO Web Conf., 39 (2021) 03002DOI: https://doi.org/10.1051/bioconf/20213903002