Electronic Resource
Critchley, Frank
;
Jones, Lawrence E.
;
Feger, Hubert
;
[et al.]
Sen, Tapas K.
;
Swofford, David L.
;
Kendall, Arthur J.
;
Day, William H. E.
;
Saporta, Gilbert
;
Estabrook, George F.
;
Sonquist, John A.
;
Jones, Charles L.
Springer
Journal of classification
3 (1986), S. 135-173