1. A. R. DiDonato & M. P. Jarnagin, Integration of the General Bivariate Gaussian Distribution over an Offset Ellipse, NWL Report 1710, U. S. Naval Weapons Laboratory, Dahlgren, Virginia, 11 August 1960, unclassified.
2. H. H. Germond, Integration of the Gaussian Distribution over an Offset Ellipse, RAND Corporation Report No. P-94, 28 July 1949, unclassified.
3. J. R. Lowe, Integration of the Binormal Distribution over an Offset Circle, ARDE Memorandum (B) 5/60, Armament Research and Development Establishment, Fort Halstead, Kent, England, February 1960, unclassified.
4. OEG Study 626, Probability-of-Damage Problems of Frequent Occurrence, Operations Evaluation Group, Office of the Chief of Naval Operations, 11 December 1959, unclassified.
5. Numerical evaluation of multiple integrals;Hammer, Preston C.,1959