Update README.md

Modified citation key

README.md

@@ -47,7 +47,8 @@ You can use [this instruction](https://huggingface.co/docs/datasets-server/crois
 
 ## Citations  
 If you use this code or dataset in your research, please cite the following paper:
-@inproceedings{pub15783,
+```
+@inproceedings{tof360RicohDfki,
   author = {
     Hideaki Kanayama and
     Mahdi Chamseddine and
@@ -63,4 +64,5 @@ If you use this code or dataset in your research, please cite the following pape
   publisher = {IEEE},
   address = {Nashville, Tennessee, USA},
   month = {June}
-}
+}
+```