Index: /qipapers.bib
===================================================================
--- /qipapers.bib	(revision 791)
+++ /qipapers.bib	(revision 792)
@@ -22921,2 +22921,11 @@
   author = {Donnert, G. and Eggeling, C. and Hell, S.W.}
 }
+@article{Donnert2009,
+  year = {2009},
+  title = {Triplet-relaxation microscopy
+with bunched pulsed excitation},
+  pages = {481-485},
+  journal = {Photochemical \& Photobiological Sciences },
+  volume = {8},
+  author = {Donnert, G. and Eggeling, C. and Hell, S.W.}
+}