TY  - BOOK
AU  - Li,N.C.
AU  - Tewari,K.C.
ED  - United States.
TI  - Hydrogen bonding in asphaltenes and coal: final report 
U1  - 546.2 
PY  - 1978///
CY  - Washington, D.C.
PB  - U.S. Dept. of energy
KW  - Hydrogen bonding
KW  - Solids
N1  - TID-28507
ER  -