diff --git a/DESCRIPTION b/DESCRIPTION
index 88dc4d2..e93ddd2 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: SMFilter
 Title: Filtering Algorithms for the State Space Models on the Stiefel Manifold
-Version: 1.0.2
+Version: 1.0.3
 Authors@R: person("Yukai", "Yang", email = "yukai.yang@statistik.uu.se",role = c("aut", "cre"))
 Description: Provides the filtering algorithms for the state space models on the Stiefel manifold as well as the corresponding sampling algorithms for uniform, vector Langevin-Bingham and matrix Langevin-Bingham distributions on the Stiefel manifold.
 Depends: R (>= 3.0.0)
diff --git a/NEWS.Rmd b/NEWS.Rmd
index d7b74ab..02fdb81 100644
--- a/NEWS.Rmd
+++ b/NEWS.Rmd
@@ -14,9 +14,14 @@ knitr::opts_chunk$set(
 )
 ```
 
+# New Featurs in SMFilter 1.0.3
+
+* Change the reference to the publication.
+
 # New Featurs in SMFilter 1.0.2
 
 * Add the working paper reference.
+* Some bugs fixed.
 
 # New Featurs in SMFilter 1.0.1
 
diff --git a/NEWS.md b/NEWS.md
index be6ba2a..4f5eed3 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,8 +1,14 @@
 <!-- README.md is generated from README.Rmd. Please edit that file -->
+New Featurs in SMFilter 1.0.3
+=============================
+
+-   Change the reference to the publication.
+
 New Featurs in SMFilter 1.0.2
 =============================
 
 -   Add the working paper reference.
+-   Some bugs fixed.
 
 New Featurs in SMFilter 1.0.1
 =============================
diff --git a/R/SMFilter.R b/R/SMFilter.R
index 3a2e86c..c814bba 100644
--- a/R/SMFilter.R
+++ b/R/SMFilter.R
@@ -68,7 +68,7 @@
 #' \email{yukai.yang@@statistik.uu.se}
 #'
 #' @section References:
-#' Yang, Y. and Bauwens, L. (2018) "\href{http://econ.au.dk/fileadmin/site_files/filer_oekonomi/Working_Papers/CREATES/2018/rp18_30_2.pdf}{State-Space Models on the Stiefel Manifold with a New Approach to Nonlinear Filtering}", CREATES Research Paper 2018-30.
+#' Yang, Yukai and Bauwens, Luc. (2018) "\href{https://www.mdpi.com/2225-1146/6/4/48}{State-Space Models on the Stiefel Manifold with a New Approach to Nonlinear Filtering}", Econometrics, 6(4), 48.
 #'
 #' @section Simulation:
 #' \code{\link{SimModel1}} simulate from the type one state-space model on the Stiefel manifold.
diff --git a/R/utils.R b/R/utils.R
index 27c6c90..e4e407a 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -2,7 +2,7 @@
 ## utility functions
 #################################################################################
 
-vnum = "1.0.2"
+vnum = "1.0.3"
 
 # simple cat
 cat0 <- function(...)
diff --git a/README.Rmd b/README.Rmd
index 3962182..3a452a4 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -16,7 +16,7 @@ library(tidyverse)
 library(SMFilter)
 ```
 
-# SMFilter version 1.0.2 (Red Filter)
+# SMFilter version 1.0.3 (Red Filter)
 
 [![CRAN_Status_Badge](http://www.r-pkg.org/badges/version/SMFilter?color=green)](https://cran.r-project.org/package=SMFilter) 
 ![](http://cranlogs.r-pkg.org/badges/grand-total/SMFilter?color=green) 
@@ -30,7 +30,7 @@ The package implements the filtering algorithms for the state-space models on th
 
 and the corresponding paper
 
-[Yang, Y.; Bauwens, L. State-Space Models on the Stiefel Manifold with a New Approach to Nonlinear Filtering. *Econometrics* **2018**, 6, 48.](https://www.mdpi.com/2225-1146/6/4/48) 
+[State-Space Models on the Stiefel Manifold with a New Approach to Nonlinear Filtering](https://www.mdpi.com/2225-1146/6/4/48) 
 
 ## How to install
 
diff --git a/README.md b/README.md
index b21a9c7..09c9743 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 <!-- README.md is generated from README.Rmd. Please edit that file -->
-SMFilter version 1.0.2 (Red Filter)
+SMFilter version 1.0.3 (Red Filter)
 ===================================
 
 [![CRAN\_Status\_Badge](http://www.r-pkg.org/badges/version/SMFilter?color=green)](https://cran.r-project.org/package=SMFilter) ![](http://cranlogs.r-pkg.org/badges/grand-total/SMFilter?color=green) ![](http://cranlogs.r-pkg.org/badges/SMFilter?color=green) ![](http://cranlogs.r-pkg.org/badges/last-week/SMFilter?color=green)
@@ -10,7 +10,7 @@ The package implements the filtering algorithms for the state-space models on th
 
 and the corresponding paper
 
-[Yang, Y.; Bauwens, L. State-Space Models on the Stiefel Manifold with a New Approach to Nonlinear Filtering. *Econometrics* **2018**, 6, 48.](https://www.mdpi.com/2225-1146/6/4/48)
+[State-Space Models on the Stiefel Manifold with a New Approach to Nonlinear Filtering](https://www.mdpi.com/2225-1146/6/4/48)
 
 How to install
 --------------
diff --git a/man/SMFilter.Rd b/man/SMFilter.Rd
index a12f37d..3b69cd6 100644
--- a/man/SMFilter.Rd
+++ b/man/SMFilter.Rd
@@ -69,7 +69,7 @@ Department of Statistics, Uppsala University
 
 \section{References}{
 
-Yang, Y. and Bauwens, L. (2018) "\href{http://econ.au.dk/fileadmin/site_files/filer_oekonomi/Working_Papers/CREATES/2018/rp18_30_2.pdf}{State-Space Models on the Stiefel Manifold with a New Approach to Nonlinear Filtering}", CREATES Research Paper 2018-30.
+Yang, Yukai and Bauwens, Luc. (2018) "\href{https://www.mdpi.com/2225-1146/6/4/48}{State-Space Models on the Stiefel Manifold with a New Approach to Nonlinear Filtering}", Econometrics, 6(4), 48.
 }
 
 \section{Simulation}{