TY  - RPRT
TI  - Standard Reference Materials : Summary of the biological and botanical standards issued by the National Bureau of Standards/
AU  - Alvarez, R
AU  - Mavrodineanu, R
PY  - 1985
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NBS SP 260-104
DO  - 10.6028/NBS.SP.260-104
ER  -