Magzine Name :Spe: Production And Operations, Frequency :Quarterly
      Volume No       Year       Issue       Month
       32        2017        04        NOVEMBER
       32        2017        03        AUGUST
       32        2017        02        MAY
       32        2017        01        FEBRUARY
       29        2014        04        NOVEMBER
       30        2014        03        AUGUST
       29        2014        02        MAY
       29        2014        01        FEBRUARY
       28        2013        04        NOVEMBER
       28        2013        03        AUGUST
       28        2013        02        MAY
       28        2013        02.        MAY
       28        2013        01        FEBRUARY
       27        2012        04        NOVEMBER
       27        2012        03        AUGUST
       27        2012        02        MAY
       27        2012        01        FEBRUARY
       26        2011        04        NOVEMBER
       26        2011        03        AUGUST
       26        2011        02        MAY
       26        2011        01        FEBRUARY