Index: /qipapers.bib
===================================================================
--- /qipapers.bib	(revision 489)
+++ /qipapers.bib	(revision 490)
@@ -20890,2 +20890,10 @@
   author = {{K\"ubel}, C. and Voigt, A. and Schoenmakers, R. and Otten, M. and Su, D. and Lee, Tan-Chen, Carlsson, A. and Bradley, J.}
 }
+@article{Rose1975,
+  year = {1975},
+  title = {Zur Theorie der Bildentstehung im Elektronenmikroskop},
+  pages = {217-244},
+  journal = {Optik},
+  volume = {42},
+  author = {Rose, H.}
+}