diff --git a/doc/references.rst b/doc/references.rst
index e40d47e710b5c023da1abc451dbe4b8088566202..a677685ca2b61a295e2d726d93de5d44251ce216 100644
--- a/doc/references.rst
+++ b/doc/references.rst
@@ -66,7 +66,8 @@
    In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern
    Recognition, pages 2646–2655.
 
-.. [GRADCAM-2015] *B. Zhou, A. Khosla, A. Lapedriza, A. Oliva, and A.
+..
+   [GRADCAM-2015] *B. Zhou, A. Khosla, A. Lapedriza, A. Oliva, and A.
    Torralba*, **Learning Deep Features for Discriminative Localization**, In
    2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR). doi:
    https://doi.org/10.1109/CVPR.2016.319.