@misc{steglich_engineering_mechanics_2003, 
author={Steglich, D.},
title={Engineering Mechanics},
year={2003},
howpublished = {lecture: Christian-Albrechts-Universitaet, Technische Fakultaet; 01.04.-14.07.2003},
note = {Online available at: \url{} (DOI). Steglich, D.: Engineering Mechanics. Christian-Albrechts-Universitaet, Technische Fakultaet, 2003.}}