D. Borrmann, A. Nuechter, and T. Wiemann. 2018 IEEE International Symposium on Mixed and Augmented Reality Adjunct (ISMAR-Adjunct), page xxxv-xxxv. (October 2018)
M. Braun, S. Krebs, F. Flohr, and D. Gavrila. (2018)cite arxiv:1805.07193Comment: Submitted to IEEE Trans. on Pattern Analysis and Machine Intelligence.