Battle lines drawn as OOA takes aim at ASTO Vol 27, PW 16 (08 Aug 24) People & Policy As an officially registered trade union, the ONGC Officers Association (OOA)... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedBattle lines drawn as OOA takes aim at ASTO (08 Aug 24) Arun Singh in talks with unions (25 Jul 24) War at ONGC - ASTO versus OOA (18 Apr 24) ASTO to sue ONGC management (21 Mar 24) ONGC unions speculate who 'misguided' Puri (22 Feb 24) ASTO tells Puri ONGC misled him (08 Feb 24) ONGC promotions row lingers (25 Jan 24) Anger grows at ONGC promotion policy (11 Jan 24) ASTO losing its magic touch (04 May 23) Angry ASTO threatens ONGC with legal action (11 Aug 22)