http://www.ogj.com/articles/2013/05/oklahoma-gas-plant-starts-up.html http://www.ogj.com/articles/uogr/print/volume-1/issue-1/central-us-briefs.html http://www.ogj.com/articles/print/volume-111/issue-4c/regular-features/ogj-newsletter.html http://www.ogj.com/articles/2013/04/atlas-pipeline-to-buy-teak-midstream.html http://www.ogj.com/articles/print/volume-111/issue-3c/regular-features/ogj-newsletter.html http://www.ogj.com/articles/2013/03/xto-to-buy-bnk-s-oklahoma-woodford-shale-gas-assets.html http://www.ogj.com/articles/print/volume-111/issue-02/regular-features/ogj-newsletter.html http://www.ogj.com/articles/2013/01/midstream-copano-to-complement-kmeps-larger-operations.html http://www.ogj.com/articles/2012/12/atlas-pipeline-to-buy-cardinal-midstream.html http://www.ogj.com/articles/print/vol-110/issue-12/exploration-development/evaluating-production-potential-of-mature-us-oil.html