Update references

Author: jsingh811

paper/paper.bib

@@ -64,3 +64,21 @@ @article{giannakopoulos2015pyaudioanalysis
   year={2015},
   publisher={Public Library of Science}
 }
+
+@phdthesis{phdthesis,
+  author = {Dinger, Vincent},
+  year = {2021},
+  month = {03},
+  pages = {},
+  title = {Master Thesis KI Methodiken für die Verarbeitung akustischer Signale AI Usage for Processing Acoustic Signals},
+  doi = {10.13140/RG.2.2.15872.97287}
+}
+
+@inbook{packt,
+  author = {Ben Auffarth},
+  year = {2020},
+  month = {10},
+  title = {Artificial Intelligence with Python Cookbook},
+  isbn = {9781789133967},
+}
+