H. Asadaii, A. Mohamadi Sani, A. Arianfar, and E. Ataye Salehi, “Effect of tomato lycopene, turmeric and beetroot extract on microbial and chemical properties of cow’s milk butter”, J. BioSci. Biotechnol., vol. 9, no. 1, pp. 59–64, Jul. 2020.