Research ArticleOpen accessIn the abstractNew Trajectory Control Directional MWD Accuracy Prediction and Wellbore Positioning MethodAhmed Abd Elaziz Ibrahim, Tagwa Ahmed Musa, Tang FengLin, Yao AiGouAmerican Journal of Applied Sciences, Vol. 2, Issue 3 · 31 Mar 2005 · 6,908 accessesView PDFCite