Aligned and sorted the bibliography

bibliography.bib

@@ -419,6 +419,17 @@
   publisher = {Nature Publishing Group}
 }
 
+@article{desfontaines2020sok,
+  title     = {Sok: Differential privacies},
+  author    = {Desfontaines, Damien and Pej{\'o}, Bal{\'a}zs},
+  journal   = {Proceedings on Privacy Enhancing Technologies},
+  volume    = {2020},
+  number    = {2},
+  pages     = {288--313},
+  year      = {2020},
+  publisher = {Sciendo}
+}
+
 @article{douglas1973algorithms,
   title     = {Algorithms for the reduction of the number of points required to represent a digitized line or its caricature},
   author    = {Douglas, David H and Peucker, Thomas K},
@@ -430,6 +441,15 @@
   publisher = {University of Toronto Press}
 }
 
+@inproceedings{duchi2013local,
+  title        = {Local privacy and statistical minimax rates},
+  author       = {Duchi, John C and Jordan, Michael I and Wainwright, Martin J},
+  booktitle    = {2013 IEEE 54th Annual Symposium on Foundations of Computer Science},
+  pages        = {429--438},
+  year         = {2013},
+  organization = {IEEE}
+}
+
 @inproceedings{durr2011position,
   title        = {Position sharing for location privacy in non-trusted systems},
   author       = {D{\"u}rr, Frank and Skvortsov, Pavel and Rothermel, Kurt},
@@ -823,6 +843,7 @@
   publisher = {Springer}
 }
 
+
 @article{ji2014differential,
   title   = {Differential privacy and machine learning: a survey and review},
   author  = {Ji, Zhanglong and Lipton, Zachary C and Elkan, Charles},
@@ -841,7 +862,6 @@
   publisher = {ACM New York, NY, USA}
 }
 
-
 @inproceedings{jiang2013publishing,
   title        = {Publishing trajectories with differential privacy guarantees},
   author       = {Jiang, Kaifeng and Shao, Dongxu and Bressan, St{\'e}phane and Kister, Thomas and Tan, Kian-Lee},
@@ -1376,6 +1396,7 @@
   organization = {IEEE}
 }
 
+%  new algorithm
 @article{satyanarayanan2017emergence,
   title     = {The emergence of edge computing},
   author    = {Satyanarayanan, Mahadev},
@@ -1393,7 +1414,6 @@
   year   = {2013}
 }
 
-%  new algorithm
 @article{scaltsas1981identity,
   title     = {Identity, Origin and Spatiotemporal Continuity},
   author    = {Scaltsas, Theodore},
@@ -1773,6 +1793,14 @@
   organization = {IEEE}
 }
 
+@inproceedings{yuan2010t,
+  title     = {T-drive: driving directions based on taxi trajectories},
+  author    = {Yuan, Jing and Zheng, Yu and Zhang, Chengyang and Xie, Wenlei and Xie, Xing and Sun, Guangzhong and Huang, Yan},
+  booktitle = {Proceedings of the 18th SIGSPATIAL International conference on advances in geographic information systems},
+  pages     = {99--108},
+  year      = {2010}
+}
+
 @inproceedings{yuan2011find,
   title     = {Where to find my next passenger},
   author    = {Yuan, Jing and Zheng, Yu and Zhang, Liuhang and Xie, XIng and Sun, Guangzhong},
@@ -1809,6 +1837,17 @@
   year      = {2008}
 }
 
+@article{zheng2010geolife,
+  title     = {Geolife: A collaborative social networking service among user, location and trajectory.},
+  author    = {Zheng, Yu and Xie, Xing and Ma, Wei-Ying and others},
+  journal   = {IEEE Data Eng. Bull.},
+  volume    = {33},
+  number    = {2},
+  pages     = {32--39},
+  year      = {2010},
+  publisher = {Citeseer}
+}
+
 @article{zheng2015trajectory,
   title     = {Trajectory data mining: an overview},
   author    = {Zheng, Yu},
@@ -1866,42 +1905,3 @@
   year      = {2017},
   publisher = {Elsevier}
 }
-
-@article{zheng2010geolife,
-  title={Geolife: A collaborative social networking service among user, location and trajectory.},
-  author={Zheng, Yu and Xie, Xing and Ma, Wei-Ying and others},
-  journal={IEEE Data Eng. Bull.},
-  volume={33},
-  number={2},
-  pages={32--39},
-  year={2010},
-  publisher={Citeseer}
-}
-
-@inproceedings{yuan2010t,
-  title={T-drive: driving directions based on taxi trajectories},
-  author={Yuan, Jing and Zheng, Yu and Zhang, Chengyang and Xie, Wenlei and Xie, Xing and Sun, Guangzhong and Huang, Yan},
-  booktitle={Proceedings of the 18th SIGSPATIAL International conference on advances in geographic information systems},
-  pages={99--108},
-  year={2010}
-}
-
-@article{desfontaines2020sok,
-  title={Sok: Differential privacies},
-  author={Desfontaines, Damien and Pej{\'o}, Bal{\'a}zs},
-  journal={Proceedings on Privacy Enhancing Technologies},
-  volume={2020},
-  number={2},
-  pages={288--313},
-  year={2020},
-  publisher={Sciendo}
-}
-
-@inproceedings{duchi2013local,
-  title={Local privacy and statistical minimax rates},
-  author={Duchi, John C and Jordan, Michael I and Wainwright, Martin J},
-  booktitle={2013 IEEE 54th Annual Symposium on Foundations of Computer Science},
-  pages={429--438},
-  year={2013},
-  organization={IEEE}
-}