المؤلفون: N. Horne, Jefferson W. Tester, Mark D. Zoback, Douglas J. Arent, Leigh W. Freeman, R. Patrick Highsmith, John D. Bredehoeft, William M. Alley, Sally M. Benson, S. Julio Friedmann, John A. Cherry, Beth L. Parker, Thomas F. Budinger, Home Secretary

المساهمون: The Pennsylvania State University CiteSeerX Archives

المصدر: http://www.nae.edu/File.aspx?id%3D111009.

Relation: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.687.3538; http://www.nae.edu/File.aspx?id%3D111009

الاتاحة: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.687.3538
http://www.nae.edu/File.aspx?id%3D111009