Singergram vol 23 no 4 mar 2010
Singergram vol 25 no 1 mar 2012
Singergram vol 27 no 2 jun 2014
Singergram vol 27 no 3 4 dec 2014
Singergram vol 24 no 3 sep 2011
Singergram vol 24 no 1 mar 2011
Singergram vol 22 no 2 oct 2009
Singergram vol 24 no 4 dec 2011
