TY  - SER
AU  - Helland,Aasgeir
TI  - Risk assessment of engineered nanomaterials: a survey of industrial approaches 
KW  - NANOMATERIALS
KW  - IF
N1  - YI2009 M01 D01
UR  - http://lib3.dss.go.th/fulltext/abstract/2552_3/3_22_2552.pdf
Sources  - Environmental Science & Technology
Sources  - 42 (2) 2008 : 640-646
ISSN  - 0013-936x
ER  -