removed doi from README because caused a note during check

rhobis · Jun 25, 2018 · 0eee018 · 0eee018
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diff --git a/DESCRIPTION b/DESCRIPTION
@@ -1,8 +1,8 @@
 Package: ConvergenceClubs
 Title: Finding Convergence Clubs
 Description: Functions for clustering regions that form convergence clubs, according to the definition of Phillips and Sul (2009) <doi:10.1002/jae.1080>.
-Version: 1.4.0
-Date: 2018-06-24
+Version: 1.4.1
+Date: 2018-06-25
 Authors@R: c(
     person("Roberto", "Sichera",, "[email protected]", c("aut", "cre", "cph")), 
     person("Pietro", "Pizzuto",, "[email protected]", "aut")

diff --git a/README.md b/README.md
@@ -8,7 +8,7 @@ Description
 -----------------
 
 ConvergenceClubs provides functions for clustering regions that form convergence clubs, 
-according to the definition of Phillips and Sul (2009) <doi:10.1002/jae.1080>.
+according to the definition by Phillips and Sul (2009).
 
 The main functions are: