TY  - BOOK
AU  - Artyunova N M
AU  - Sarkisyan S G
TI  - Some method sof treating grainsize analysis data
U1  - 000SB:552.5 
PY  - 1969///
KW  - Data analysis
KW  - Treating grainsize
N1  - Photo copy from Lithology and mineral resources ; p.473-479
ER  -