diff --git a/bib/Quellenverzeichnis.bib b/bib/Quellenverzeichnis.bib
index 6e4d02c0caacaac4e4d2e68f125c32241b8f0293..735c75ee956c29e39abf458f8edfae662227962e 100644
--- a/bib/Quellenverzeichnis.bib
+++ b/bib/Quellenverzeichnis.bib
@@ -8,14 +8,29 @@
   urldate  = {2022-07-12}
 }
 
+
+@book{Hanning:highPrecisionCamCalibration,
+  author    = {Hanning, Tobias},
+  title     = {High Precision Camera Calibration},
+  year      = {2011},
+  edition   = {1},
+  publisher = {Vieweg+Teubner},
+  isbn      = {9783834898302},
+  language  = {eng},
+  pagetotal = {225},
+  doi       = {10.1007/978-3-8348-9830-2},
+  url       = {https://link.springer.com/content/pdf/10.1007/978-3-8348-9830-2.pdf},
+  urldate   = {2022-07-19}
+}
+
 @book{Nischwitz:Computergrafik1,
   author    = {Nischwitz, Alfred and Fischer, Max and Haber{\"a}cker, Peter and Socher, Gudrun},
   year      = {2012},
   title     = {Computergrafik und Bildverarbeitung},
   url       = {https://link.springer.com/content/pdf/10.1007/978-3-8348-8323-0.pdf},
   urldate   = {2022-07-14},
-  edition   = {3., neu bearbeitete Aufl.},
-  publisher = {{Vieweg+Teubner Verlag}},
+  edition   = {3},
+  publisher = {Vieweg+Teubner},
   isbn      = {9783834883230},
   subtitle  = {Band I: Computergrafik},
   language  = {ger},
@@ -26,14 +41,15 @@
   doi       = {10.1007/978-3-8348-8323-0},
   file      = {978-3-8348-8323-0 (2):Attachments/978-3-8348-8323-0 (2).pdf:application/pdf}
 }
+
 @book{Nischwitz:Computergrafik2,
   author    = {Nischwitz, Alfred and Fischer, Max and Haber{\"a}cker, Peter and Socher, Gudrun},
   year      = {2012},
   title     = {Computergrafik und Bildverarbeitung},
   url       = {https://link.springer.com/content/pdf/10.1007/978-3-8348-8323-0.pdf},
   urldate   = {2022-07-14},
-  edition   = {3., neu bearbeitete Aufl.},
-  publisher = {{Vieweg+Teubner Verlag}},
+  edition   = {3},
+  publisher = {Vieweg+Teubner},
   isbn      = {9783834883230},
   subtitle  = {Band I: Computergrafik},
   language  = {ger},
@@ -47,7 +63,6 @@
 
 
 
-
 @inproceedings{paper:Distance_via_InversPerspectiveMapping,
   author   = {Tuohy, Shane and O Cualain, Diarmaid and Jones, Edward and Glavin, Martin},
   year     = {2010},
@@ -131,15 +146,59 @@
   doi      = {10.3390/s19184028},
   language = {eng}
 }
+@inproceedings{Heikkila:fourStepCamCalibration,
+  author         = {Heikkila, J. and Silven, O.},
+  title          = {A four-step camera calibration procedure with implicit image correction},
+  pages          = {1106--1112},
+  bookpagination = {page},
+  publisher      = {IEEE Computer Society},
+  isbn           = {0-8186-7822-4},
+  booktitle      = {Proceedings / 1997 IEEE Computer Society Conference on Computer Vision and Pattern Recognition, June 17 - 19, 1997, San Juan, Puerto Rico},
+  year           = {1997},
+  doi            = {10.1109/CVPR.1997.609468},
+  location       = {Los Alamitos, Calif.},
+  language       = {eng},
+  eventtitle     = {IEEE Computer Society Conference on Computer Vision and Pattern Recognition},
+  venue          = {San Juan, Puerto Rico},
+  eventdate      = {17-19 June 1997},
+  organization   = {IEEE Computer Society}
+}
+@article{Zhang:flexibleCamCalibration,
+  author       = {Zhang, Z.},
+  year         = {2000},
+  title        = {A flexible new technique for camera calibration},
+  pages        = {1330--1334},
+  pagination   = {page},
+  volume       = {22},
+  issn         = {0162-8828},
+  journaltitle = {IEEE Transactions on Pattern Analysis and Machine Intelligence},
+  shortjournal = {IEEE Trans. Pattern Anal. Machine Intell.},
+  language     = {eng},
+  doi          = {10.1109/34.888718},
+  number       = {11}
+}
 
-@misc{Vorlesung:Homann,
+
+@misc{Homann:VorlesungBildverarbeitung,
   author       = {Prof. Dr.-Ing. Hanno Homann},
   title        = {Script: Vorlesung Bildverarbeitung},
+  year         = {2021},
   howpublished = {Moodle, Open Source Lernplatform der Hochschule Hannover},
   institution  = {Hochschule Hannover},
   language     = {ger},
   note         = {Stand: WiSe 2021/22}
 }
+@misc{uniFreiburg:rob2-CamCalibration,
+  author      = {Frank, Barbara and Stachniss, Cyrill and Grisetti, Giorgio and Arras, Kai and Burgard, Wolfram},
+  title       = {Robotics 2 - Camera Calibration},
+  year        = {2009},
+  institution = {Uni Freiburg},
+  pagetotal   = {40},
+  language    = {eng},
+  url         = {http://ais.informatik.uni-freiburg.de/teaching/ws09/robotics2/pdfs/rob2-08-camera-calibration.pdf},
+  urldate     = {2022-07-19}
+}
+
 
 @online{jetbot:github-doc,
   author   = {Nvidia},
@@ -162,7 +221,7 @@
 }
 
 @online{OpenCV:CameraCalibration,
-  author   = {OpenCV team},
+  author   = {OpenCV},
   date     = {2022-07-17},
   title    = {Python-Tutorials: Camera Calibration},
   language = {eng},
@@ -171,6 +230,16 @@
   urldate  = {2022-07-18}
 }
 
+@online{Matlab:CameraCalibration,
+  author   = {MathWorks},
+  year     = {2022},
+  title    = {What Is Camera Calibration? - MATLAB {\&} Simulink - MathWorks Deutschland},
+  language = {eng},
+  notes    = {Für Version: R2022a},
+  url      = {https://de.mathworks.com/help/vision/ug/camera-calibration.html},
+  urldate  = {2022-07-19}
+}
+