Sari Ali Hussien, Kifahsaed Doosh. 2021. “Extraction, Purification and Characterization of Β-Galactosidase from Tomato (Lycopersicom Esculentum) and It’s Application in Milk”. Annals of the Romanian Society for Cell Biology, April, 11842-52. https://annalsofrscb.ro/index.php/journal/article/view/4032.