TY  - BOOK
AU  - Round,F.E.
ED  - Ninth internationl diatom symposium 
TI  - Proceedings of the ninth internationl diatom symposium: Bristol, august 24-30, 1986 
SN  - 0948737050
PY  - 1988///
CY  - Koenigstein [etc.]
PB  - Otto Koeltz, science publishers [etc.]
ER  -