621
by Van Sciver, Steven W.
Published 1986
Springer US

622
by King, W.H.
Published 1984
Springer US

623
Published 1983
Springer US

624
Published 1995
Springer US

625
Published 1995
Springer US

627
Published 1994
Springer US

628
Published 1994
Springer US

629
by March, Norman H.
Published 1996
Springer US

630
Published 1995
Springer US

631
Published 1995
Springer US

632
Published 1995
Springer US

633
Published 1994
Springer US

634
Published 1967
Springer US

635
Published 1967
Springer US

640
by Davydov, A.
Published 1971
Springer US