After solving methodological issues, between November 2011 and March 2012, three new study cases were selected Hirilan, LKS and MAAB. The six cases previously studied were reviewed once again, since the six firms had already implemented the standard ISO14006.
Resueltas las cuestiones metodológicas, entre noviembre de 2011 y marzo de 2012, se seleccionaron tres nuevos estudios de caso Hirilan, LKS y MAAB y se volvieron a estudiar los seis casos previamente analizados ya que las seis empresas se habían adaptado al estándar ISO14006.