Borecki, Michał, Maciej Szmidt, Michał Korwin Pawłowski, Maria Bebłowska, Tomasz Niemiec, and Paweł Wrzosek. “A Method of Testing the Quality of Milk Using Optical Capillaries”. Photonics Letters of Poland 1, no. 1 (March 28, 2009): pp. 37–39. Accessed April 27, 2024. https://photonics.pl/PLP/index.php/letters/article/view/1-13.