LIST OF REFERENCES 



Aiken, E.L. , Denton, D.L., and Shannon, D.P., 1970, 813 disk 

 file subroutine package: U.S. Naval Research Laboratory 

 Memorandum Report 2104 or Computer Bulletin 19, Washington, 

 D.C. 



Chang, D., 1969A, A FORTRAN subroutine for locations and bearings 

 at given distances from a starting point along a great circle 

 path: U.S. Naval Research Laboratory Computer Note 33, 

 Washington, D.C. 



, 1969B, A FORTRAN subroutine for the great circle distance 



between two points and bearings at the points: U.S. Naval 

 Research Laboratory Computer Note 32, Washington, D.C. 



Davis, T.M. and Kontis, A.L., 1970, Spline interpolation algorithms 

 for track-type survey data with application to the computation 

 of mean gravity anomalies: U.S. Naval Oceanographic Office, 

 Technical Report 226, Washington, D.C. 



Gossett, D.E., Hill, S.L., Houston, J.H., Kroesh, J., Rogers, 



G.H., Ulrich, J.T., and Williams, M. , (pending): 3800 Calcomp 

 plotter subroutine package, U.S. Naval Research Laboratory 

 Memorandum Report or Computer Bulletin 3, Washington, D.C. 



Houston, J.H., 1969, 3800 Computer integer date request subroutine: 

 U.S. Naval Research Laboratory Memorandum Report 2 08 or 

 Computer Bulletin 10 Washington, D.C. 



Rozanski, T.L., Burgess, J.G., Gossett, D.E., and Shannon, D.P., 



1968, Computer utility program: U.S. Naval Research Laboratory 

 Memorandum Report 1935 or Computer Bulletin 1, Washington, D.C. 



Shannon, D.P., 1968, 3800 Computer timeleft function: U.S. Naval 

 Research Laboratory Computer Note 5, Washington, D.C. 



Thomas, P.D., 1964, Conformal projections in geodesy and carto- 

 graphy: U.S. Dept. of Commerce, Coast and Geodetic Survey, 

 Special Pub. No. 251, 4th edition, 142 p., Washington, D.C. 



, October 1965, Mathematical models for navigation systems: 



^U.S. Naval Oceanographic Office, Technical Report 182, 

 including figures and tables, 142 p., Washington, D.C. 



, 1970, Spheroidal geodesies, reference systems, and local 



geometry: U.S. Naval Oceanographic Office, Special Pub. 

 No. 138, 165 p., Washington, D.C. 



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