[1] OneStone Consulting: CCF2Up – Cement Country Focus Market Report, 3rd Edi-tion April 2024, 2 updates per year by OneStone Consulting Ltd., Varna, Bulgaria

[2] Ian Riley, Personal communication, 07.08.2024; Ian Riley, CEO of the World Cement Association (WCA), London, Great Britain, UK

[3] Harder, J.: Market trends in vertical mills for the cement industry. ZKG International, 1-2/2024, pp. 42 - 52

[4] Harder, J.: Digital transformation of the cement industry. ZKG International, 4/2023, pp. 27 - 36

[5] Harder, J.: Availability of cement raw materials. ZKG International, 8/2022, pp. 32 - 40

[6] Harder, J.: Latest trends in clay activation. ZKG International, 6/2021, pp. 23 – 32

[7] OneStone Consulting: GBFS Market Outlook 2035, Published June 2024 by OneStone Consulting Ltd., Varna, Bulgaria

[8] IEA (International Energy Agency): Technology Roadmap, Low-Carbon Transition in the Cement Industry. International Energy Agency, April 2018, Paris/France

[9] Cembureau: Cementing the European Green Deal, Reaching Climate Neutrality along the Cement and Concrete Value Chain by 2050. Cembureau – The European Cement Association, 12.05.2020, Brussels/Belgium

[10] Harder, J.: Latest trends in alternative fuels. ZKG International, 5/2017, pp. 53 – 59

[11] Cembureau: From Ambition to Deployment – Our 2050 Roadmap. Cembureau – The European Cement Association,
May 2024, Brussels/Belgium

[12] IVL (Svenska Miljöinstitutet): Calculation of CO2 uptake in concrete structures by carbonation. IVL Svenska Miljöinstitutet AB. Stockholm, Sweden

[13] Jacobs, F.: Air permeability as characteristic parameter for the quality of cover concrete of concrete structures. TFB,
Technische Forschung und Beratung für Zement und Beton, Wildegg F. Jacobs, Dr. sc. techn., Dipl.-Geol. BDG/SIA; Forschungsauftrag AGB 2002/003 auf Antrag der Arbeitsgruppe Brückenforschung (AGB), September 2006

[14] Harder, J.: Overview of cement and lime CCS/CCUS projects in Europe and worldwide. Presentation at 1st CemCCUS Conference at 14.-15.05.2024, Oslo, Norway

[15] VDZ: Environmental Data of the German Cement Industry 2022. Published 2023, Düsseldorf, Germany.

[16] Harder. J.: Reducing CO2 emissions - Pathways for decarbonization in mining. AT Minerals Processing 05/2024,
pp. 46 - 56.