GTL Infra Standalone September 2018 Net Sales at Rs 384.51 crore, up 42.8% Q-o-Qhttps://www.moneycontrol.com/news/business/earnings/gtl-infra-standalone-september-2018-net-sales-at-rs-384-51-crore-up-42-8-q-o-q-3163311.html#GTL