http://www.ogj.com/articles/print/volume-106/issue-25/regular-features/ogj-newsletter/ogj-newsletter.html http://www.ogj.com/articles/2008/06/tullow-oil-makes-uganda-oil-gas-discovery.html http://www.ogj.com/articles/print/volume-106/issue-5/general-interest/special-report-independents-mitigate-field-costs-through-operating-efficiencies.html http://www.ogj.com/articles/print/volume-105/issue-36/supplement-to-oil-gas-journal/subsurface-data-processing-imaging/subsurface-data-technology-advancing-at-dizzying-pace.html http://www.ogj.com/articles/print/volume-103/issue-27/drilling-production/drilling-market-focus-chinese-build-rigs-drillers-venture-abroad.html http://www.ogj.com/articles/print/volume-102/issue-20/drilling-production/point-of-view-apaches-harris-touts-firms-aggressive-lean-and-mean-drilling-strategy.html http://www.ogj.com/articles/2004/04/apaches-harris-touts-firms-aggressive-lean-and-mean-drilling-strategy.html http://www.ogj.com/articles/2001/11/canadian-oil-reserves-up-strongly-in-2000-but-gas-reserves-slip.html http://www.ogj.com/articles/print/volume-98/issue-32/general-interest/personnel-moves-and-promotions-petrobras-to-undertake-adr-offering-swap-assets.html http://www.ogj.com/articles/print/volume-97/issue-42/in-this-issue/drilling/reed-hycalog-us-rig-activity-at-47-year-low.html