Update refs.bib

Author: natowi

source/refs.bib

@@ -32,24 +32,24 @@ @inproceedings{Hirschmüller2005
 @inproceedings{Hirschmüller2008, 
 author = {H. Hirschmüller},
 year = {2008},
-title = {Stereo processing by semiglobal matching and mutual information},
+title = {Stereo processing by semiglobal matching and mutual information}
 }
 
 @inproceedings{Strecha2006, 
 author = {C. Strecha, R. Fransens, L. Van Gool},
 year = {2006},
 title = {Combined depth and outlier estimation in multi-view stereo},
-booktitle = {CVPR, IEEE Computer Society Conference on Computer Vision and Pattern Recognition. IEEE Computer Society Conference on Computer Vision and Pattern Recognition},
+booktitle = {CVPR, IEEE Computer Society Conference on Computer Vision and Pattern Recognition. IEEE Computer Society Conference on Computer Vision and Pattern Recognition}
 }
 
 @inproceedings{Scharstein2002, 
 author = {D. Scharstein, R. Szeliski},
 year = {2002},
-title = {A taxonomy and evaluation of dense two-frame stereo correspondence algorithms},
+title = {A taxonomy and evaluation of dense two-frame stereo correspondence algorithms}
 }
 
 @inproceedings{Xing2011, 
 author = {Xing, M., Xun, S., Mingcai Z., Shaohui J., Haitao, W., Xiaopeng Z.},
 year = {2011},
-title = {On building an accurate stereo matching system on graphics hardware},
+title = {On building an accurate stereo matching system on graphics hardware}
 }