Bogataj, Miloš, Zdravko Kravanja, in Zorka Novak Pintarič, ur. Conference Proceedings 1st International Conference on Technologies & Business Models for Circular Economy, September, 5th - 7th, 2018, Portorož, Slovenia. Let. tbmCE 1. Tehnologije in poslovni modeli za krožno gospodarstvo. Univerzitetna založba Univerze v Mariboru, 2018. Pridobljeno februar 28, 2026. https://old.press.um.si/index.php/ump/catalog/book/367.