@ARTICLE{Lotko_Aleksander_Lojalność_2012,
 author={Lotko, Aleksander and Kiepiela, Piotr},
 number={No 151},
 journal={Organization and Management},
 howpublished={online},
 year={2012},
 publisher={The Committee on Organizational and Management Sciences},
 publisher={Warsaw School of Economics},
 title={Lojalność klientów indywidualnych na rynku usług telefonii komórkowej Loyalty of Indi vidual Customers on Mobile Telephony Services Market},
}