-The authors are deeply grateful to the anonymous reviewers for their
-constructive advice, which improved the technical quality of the paper. As a
-Ph.D. student, Ali Kadhum Idrees would like to gratefully acknowledge the
-University of Babylon - Iraq for financial support and Campus France for the
-received support. This work is also partially funded by the Labex ACTION program
+Ali Kadhum Idrees' PhD thesis is financially supported in part by University of Babylon (Iraq).
+This work is also partially funded by the Labex ACTION program