1.
SANTOMIER, JR., James, Söderman Sten & KUNZ, Reinhard. Digital Transformation and Strategic Sponsorship: The Case of BBVA. Quality in Sport [online]. 7 December 2020, T. 6, nr 4, s. 54–70. [accessed 2.12.2021]. DOI 10.12775/QS.2020.026.