Beck, M., Goebbels, J., & Burkert, A. (2011). Monitoring of corrosion processes in chloride contaminated mortar by X-ray tomography. Universidad Pedagógica y Tecnológica de Colombia.
Lua i Stíl Chicago (17ú heag.)Beck, Mathias, Juergen Goebbels, agus Andreas Burkert. Monitoring of Corrosion Processes in Chloride Contaminated Mortar by X-ray Tomography. Universidad Pedagógica y Tecnológica de Colombia, 2011.
Lua MLA (9ú heag.)Beck, Mathias, et al. Monitoring of Corrosion Processes in Chloride Contaminated Mortar by X-ray Tomography. Universidad Pedagógica y Tecnológica de Colombia, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.