TY  - GEN
AU  - Kovalev,V G
AU  - Tamarin,P V
AU  - Shatalkin,A I
TI  - [E.S. Smirnov's taxonomic analysis as a means of studying a natural system]
SN  - 0044-4596
PY  - 1975///0421
KW  - Classification
KW  - Diptera
KW  - classification
KW  - Mathematics
N1  - Publication Type: English Abstract; Journal Article
ER  -