correction

README.md

-
 # Deep image prior regularized by coupled total variation for image colorization
 
 In this repository we provide *Jupyter Notebooks* to reproduce the results of :
@@ -30,10 +29,10 @@ pip install -r requirements.txt
 
 # Citation
 ```
-@article{UlyanovVL17,
-    author    = {Ulyanov, Dmitry and Vedaldi, Andrea and Lempitsky, Victor},
-    title     = {Deep Image Prior},
-    journal   = {arXiv:1711.10925},
-    year      = {2017}
+@article{Agazzotti23deep,
+    author    = {Agazzotti, Gaetano and Sur, Frédéric and Pierre, Fabien},
+    title     = {Deep image prior regularized by coupled total variation for image colorization},
+    journal   = {Scale space and variational methods in computer vision},
+    year      = {2023}
 }
 ```