Dimitrieska Stojkovikj, E.; Koceva, D.; Angjeleska, A.; Stojković, G. .; Stojanovska Dimzoska, B.; Hajrulai-Musliu, Z. Multi-Class Analysis of Antimicrobial Substances in Poultry Feed at Cross-Contamination Levels by UHPLC-MS/MS – Method Establishment, Validation, and Application: UHPLC-MS/MS Analysis of Antimicrobials in Feed. Maced. J. Chem. Chem. Eng. 2025, 44, 195–213.