ปี 2555 ปตท. กำไรมหาศาล แต่คนไทยใช้น้ำมันแพง http://www.bangkokbiznews.com/home/detail/finance/finance/20130201/488394/%E0%B8%9B%E0%B8%95%E0%B8%97.%E0%B8%AA%E0%B8%9C.%E0%B9%80%E0%B8%9C%E0%B8%A2%E0%B8%9B%E0%B8%B555%E0%B8%81%E0%B8%B3%E0%B9%84%E0%B8%A35.7%E0%B8%AB%E0%B8%A1%E0%B8%B7%E0%B9%88%E0%B8%99%E0%B8%A5%E0%B9%89%E0%B8%B2%E0%B8%99%E0%B9%80%E0%B8%9E%E0%B8%B4%E0%B9%88%E0%B8%A126.html