@article{engel1978imidazole,
title={Imidazole und 1-Imidazolamine aus $\alpha$-Acylaminoketiminen und $\alpha$-Acylaminohydrazonen},
author={Engel, Norbert and Steglich, Wolfgang},
journal={Justus Liebigs Annalen der Chemie},
volume={1978},
number={12},
pages={1916--1927},
year={1978},
publisher={Wiley Online Library}
}