Umur, H.; Hanoğlu Oral, H.; Ekşi Karaağaç, H.; Koçer, S.; Uçurum, H.; Altınçekiç, E. Determination of Urea Content in Dairy Cattle Feed by High Performance Liquid Chromatography via Refractive Index Detector: Method Optimization, Validation and Comparison With Spectro-Colorimetric Method. J Hellenic Vet Med Soc 2024, 75, 7501-7512.