Bányai Ágota, Efimenko D, Béla I, Tamás P, Bányai T. Multi-channel supply chain optimisation in cyber-physical environment under quantity discounts. J Prod Eng [Internet]. 2020 Jun. 30 [cited 2024 Nov. 22];23(1):65-70. Available from: http://sp.ftn.uns.ac.rs/index.php/jpe/article/view/886