Sultanova Sh.A., Safarov J.E., Dadayev G.T., Jumayev B.M. 2020. “Research Drying Medicinal Plants Using A Helio Accumulation Drying Equipment”. International Journal of Advanced Science and Technology 29 (9s), 5858-62. https://sersc.org/journals/index.php/IJAST/article/view/18642.