Loniza, Erika Dehydration Urine Color Detection as Human Dehydration Level Based on Light Emitting Diode and Light Dependent Resistors / aut. Erika Loniza, et al. et al In: Journal of Robotics and Control (JRC). -- ISSN 2715-5056. -- Vol. 2, No. 3 (2021), s. 140 - 144.