@misc{methods+of+identifying+the+optimal+positioning+of+different+products+within+a+warehouse+with+regard+to+minimising+the+costs+associated+with+order+picking,
    author = {Lorenc, Augustyn i Szkoda, Maciej i Wyraz, Elżbieta},
    title = {Methods of identifying the optimal positioning of different products within a warehouse with regard to minimising the costs associated with order picking},
    journal = {Technical Transactions},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2018},
    number = {Vol. 115, iss. 5}
}