The city of Olkusz and mining zinc and lead ores in the idea of building Trial of Mining Heritage of Lesser Poland (DGM) / Marta CZUBAJEWSKA // W: 12. Altbergbau-Kolloquium : 08. bis 10. November 2012, Goslar. — Essen : VGE Verlag GmbH, cop. 2012. — ISBN: 978-3-86797-150-8. — S. 187–194. — Bibliogr. s. 193–194, Abstr.

Underground tourism based upon mining traditions of the Olkusz region provides a development opportunity for the town / CZUBAJEWSKA M. // W: Social'no-ekonomičeskie i ekologičeskie problemy gornoj promyšlennosti, stroitel'stva i energetiki : 7-â meždunarodnaâ konferenciâ po problemam gornoj promyšlennosti, stroitel'stva i energetiki : Tula–Doneck–Minsk, 27–28 oktâbrâ 2011 : materialy konferencii, T. 1 = Socio-economic and environmental problems of the mining industry, building and energetics : the 7-st international conference on the Mining industry, building and energetics problems / pod red. R. A. Kovaleva ; Tul'skij gosudarstvennyj universitet [etc.]. — Tula : Izd-vo TulGU, 2011. — ISBN: 978-5-7679-2050-1. — S. 224–233. — Bibliogr. s. 232–233