Influence of microwave pretreatments on the duration of freeze-drying of onions and beetsUlugbek Kadirov, Mirolim Aripov, Xasan Sagdiyev, Sherzod Mamatov and Askar ArtikovBIO Web Conf., 66 (2023) 08002DOI: https://doi.org/10.1051/bioconf/20236608002