v1.6.3.40 docs(biblio): add doi links in all references of the manual

Refs #66

man/RunModel_GR6J.Rd

@@ -116,7 +116,7 @@ Laurent Coron, Claude Michel, Charles Perrin, Raji Pushpalatha, Nicolas Le Moine
 \references{
 Pushpalatha, R., Perrin, C., Le Moine, N., Mathevet, T. and Andréassian, V. (2011). 
   A downward structural sensitivity analysis of hydrological models to improve low-flow simulation.
-  Journal of Hydrology, 411(1-2), 66-76, doi: 10.1016/j.jhydrol.2011.09.034.
+  Journal of Hydrology, 411(1-2), 66-76, doi: \href{https://www.doi.org/10.1016/j.jhydrol.2011.09.034}{10.1016/j.jhydrol.2011.09.034}.
 }
 
 

man/airGR.Rd

@@ -68,7 +68,7 @@ For more information and to get started with the package, you can refer to the v
 \item Perrin, C., Michel, C. and Andréassian, V. (2003). Improvement of a parsimonious model for streamflow simulation. Journal of Hydrology, 279(1-4), 275-289, doi: \href{https://www.doi.org/10.1016/S0022-1694(03)00225-7}{10.1016/S0022-1694(03)00225-7}.
 \item Pushpalatha, R., Perrin, C., Le Moine, N., Mathevet, T. and Andréassian, V. (2011). A downward structural sensitivity analysis of hydrological models to improve low-flow simulation. Journal of Hydrology, 411(1-2), 66-76, doi: \href{https://www.doi.org/10.1016/j.jhydrol.2011.09.034}{10.1016/j.jhydrol.2011.09.034}.
 \item Riboust, P., Thirel, G., Le Moine N. and Ribstein P. (2019). Revisiting a simple degree-day model for integrating satellite data: Implementation of SWE-SCA hystereses. Journal of Hydrology and Hydromechanics, 67(1), 70–81, doi: \href{https://www.doi.org/10.1016/j.jhydrol.2014.04.058}{10.1016/j.jhydrol.2014.04.058}.
-\item Valéry, A., Andréassian, V. and Perrin, C. (2014). "As simple as possible but not simpler": What is useful in a temperature-based snow-accounting routine? Part 2 - Sensitivity analysis of the Cemaneige snow accounting routine on 380 catchments. Journal of Hydrology, 517(0), 1176-1187, doi: \href{https://www.doi.org/10.1016/j.jhydrol.2014.04.058.58}{10.1016/j.jhydrol.2014.04.058.58}.
+\item Valéry, A., Andréassian, V. and Perrin, C. (2014). "As simple as possible but not simpler": What is useful in a temperature-based snow-accounting routine? Part 2 - Sensitivity analysis of the Cemaneige snow accounting routine on 380 catchments. Journal of Hydrology, 517(0), 1176-1187, doi: \href{https://www.doi.org/10.1016/j.jhydrol.2014.04.058}{10.1016/j.jhydrol.2014.04.058}.
 }
 
 }