OJ 1 2012
Year 35, pages 1-50
Online publication date: 1.2.2012
OJ 2 2012 Year 35, pages 51-124
Online publication date: 29.2.2012
OJ 3 2012 Year 35, pages 125-270
Online publication date: 1.4.2012
OJ 4 2012 Year 35, pages 272-346
Online publication date: 4.5.2012