## 01/22/2000 ##########################################################
#                                                                      #
#  List of the main references used for developping HLZPACK.           #
#                                                                      #
########################################################################
                                                                        
   . J. Cullum and R. Willoughby, Lanczos Algorithms for Large Symmetric
     Eigenvalue Computations, Vol. I Theory, II Programs, Birkhauser,
     Boston, USA, 1985;
   . J. Cullum, R. A. Willoughby and M. Lake, A Lanczos Algorithm for
     Computing Singular Values and Vectors of Large Matrices, SIAM J.
     Sci. Stat. Comput., 4:197-215, 1983;
   . K. K. Gupta and C. L. Lawson, Development of a Block Lanczos
     Algorithm for Free Vibration Analysis of Spinning Structures,
     Int. J. for Num. Meth. in Eng., 26:1029-1037, 1988.
   . C. L. Lawson and K. K. Gupta, The Lanczos Algorithm for a Pure
     Imaginary Hermitian Matrix, in Reliable Numerical Computation,
     Ed. M. G. Cox and S. Hammarling, 25-34, Clarendon Press, 1990;
   . B. N. Parlett, The Symmetric Eigenvalue Problem, Prentice Hall 
     Inc, Englewood Cliffs, USA, 1980;

end of basics.txt ######################################################
