ONGC wins back Chinnewala Tibba gas field; contracts signed for 23 oil & gas fields under DSF-IIhttps://www.moneycontrol.com/news/business/ongc-wins-back-chinnewala-tibba-gas-field-contracts-signed-for-23-oil-gas-fields-under-dsf-ii-3620651.html#OIL