diff --git a/DESCRIPTION b/DESCRIPTION
index 6e542cd261fc765141878820c0366ade7e202ba3..eb57afc78f5e85139d577ae9ee417571f276b660 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,11 +1,11 @@
 Package: gmresls
 Title: Solve Least Squares with GMRES(k)
-Version: 0.2.1
-Date: 2024-10-15
+Version: 0.2.2
+Date: 2024-10-17
 Authors@R: 
     person("Serguei", "Sokol", , "sokol@insa-toulouse.fr", role = c("aut", "cre"),
            comment = c(ORCID = "0000-0002-5674-3327"))
-Description: Solves a least squares system 'Ax~=b' (dim(A)=(m,n) with m >= n) with a precondition matrix B: 'BAx=Bb' (dim(B)=(n,m)). Implemented method is based on 'GMRES' (Generalized minimal residual, <doi:10.1137/0907058>) with callback functions, i.e. no explicit A, B or b are required.
+Description: Solves a least squares system Ax~=b (dim(A)=(m,n) with m >= n) with a precondition matrix B: BAx=Bb (dim(B)=(n,m)). Implemented method is based on GMRES (Saad, Youcef; Schultz, Martin H. (1986). "GMRES: A Generalized Minimal Residual Algorithm for Solving Nonsymmetric Linear Systems" <doi:10.1137/0907058>) with callback functions, i.e. no explicit A, B or b are required.
 License: GPL (>= 3)
 Encoding: UTF-8
 Roxygen: list(markdown = TRUE)
diff --git a/NEWS.md b/NEWS.md
index 87048fc02c168e7afab0b10291e7f4f48468c6cd..f7a6b2b0a4ac1e1e0105310a50f9593f6bee80d3 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,3 @@
-## v0.2.1 2024-10-15
+## v0.2.2 2024-10-17
 
  - initial R implemetation