Volume 29, Issue 4, March 2016, Pages 70-98
10.22067/jpp.v29i4.54520
Volume 28, Issue 1, June 2014
10.22067/jpp.v28i1.36554
Volume 27, Issue 2, September 2013, Pages 19-35
10.22067/jpp.v27i2.24582
Volume 26, Issue 4, January 2013, Pages 43-60
10.22067/jpp.v26i4.18446
Volume 26, Issue 1, May 2012
10.22067/jpp.v26i1.12903