TY  - BOOK
AU  - Streel,M.
AU  - Bonamo,P.M.
AU  - Fairon-Demaret M.
TI  - dvances in paleozoic botany : A volume of selected works presented to Prof. Dr. Suzanne Leclerq / 
U1  - 561 STR  
PY  - 1972///.
CY  - Amsterdam : 
PB  - Elsevier publishing company, 
KW  - From 230 to 570 million years ago
KW  - Paleobotany
N1  - Includes index
ER  -