LECH, Weronika, WOŹNIAKOWSKA, Iga, ZAMBRZYCKA, Maja, MISARKO, Aleksandra, JEDWABNIK, Monika, ŚCIGAŁA, Stanisław, PESZUK, Krzysztof, DOBROSIELSKA, Adrianna, KRAJEWSKI, Hoang Viet and OLSZEWSKI, Bartosz. The Efficacy of Calorie-Counting Mobile Applications in Weight Loss: A Comparative Review. Quality in Sport. Online. 4 April 2026. Vol. 53, p. 70171. [Accessed 9 April 2026]. DOI 10.12775/QS.2026.53.70171.