@misc{bormann_critical_oxygen_1989, 
author={Bormann, R.},
title={Critical oxygen pressure for the In-situ Growth of High-Tc superconducting thin films},
year={1989},
howpublished = {conference lecture: Tsukuba (J); September 1989},
note = {Online available at: \url{} (DOI). Bormann, R.: Critical oxygen pressure for the In-situ Growth of High-Tc superconducting thin films. NRIM. Tsukuba (J), 1989.}}