diff --git a/src/initialize_dseries_toolbox.m b/src/initialize_dseries_toolbox.m
index 0d8ff392d785a8041b0115be618ade5c11e85b8e..9e8dad1b45c3f9a7f9032a9233c38a46e25e8883 100644
--- a/src/initialize_dseries_toolbox.m
+++ b/src/initialize_dseries_toolbox.m
@@ -45,3 +45,7 @@ end
 if isoctave && ~exist('user_has_octave_forge_package','file')
     addpath([dseries_src_root '/utilities/missing/user_has_octave_forge_package'])
 end
+
+if ~exist('get_cells_id','file')
+    addpath([dseries_src_root '/utilities/missing/get_cells_id'])
+end
\ No newline at end of file
diff --git a/src/utilities/missing/get_cells_id/get_cells_id.m b/src/utilities/missing/get_cells_id/get_cells_id.m
new file mode 100644
index 0000000000000000000000000000000000000000..c11c8a0856b159697ffc179fc8f4925b31275cfe
--- /dev/null
+++ b/src/utilities/missing/get_cells_id/get_cells_id.m
@@ -0,0 +1,22 @@
+function [B,C] = get_cells_id(str,sep)
+
+% Copyright (C) 2012-2017 Dynare Team
+%
+% This file is part of Dynare.
+%
+% Dynare is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% Dynare is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
+
+sep_locations = transpose(strfind(str,sep));
+B = [1; sep_locations+1];
+C = [sep_locations-1; length(str)];
\ No newline at end of file
diff --git a/src/utilities/missing/user_has_octave_forge_package/user_has_octave_forge_package.m b/src/utilities/missing/user_has_octave_forge_package/user_has_octave_forge_package.m
index 8f7c744af2c9125ea322e0e3ed474dfbcad85cd1..13a631c97dfe079c872db2cbb3aff325835dd303 100644
--- a/src/utilities/missing/user_has_octave_forge_package/user_has_octave_forge_package.m
+++ b/src/utilities/missing/user_has_octave_forge_package/user_has_octave_forge_package.m
@@ -1,7 +1,7 @@
 function [hasPackage] = user_has_octave_forge_package(package)
 % Checks for the availability of a given Octave Forge package
 
-% Copyright (C) 2012 Dynare Team
+% Copyright (C) 2012-2017 Dynare Team
 %
 % This file is part of Dynare.
 %