TY  - JOUR 
T1  - Optimization of levan production by Zymomonas mobilis
JO  - Brazilian Archives of Biology and Technology
A1  - Ananthalakshmy, V. K
A1  - Gunasekaran, P
SN  - 1516-8913
UL  - 10.1590/S1516-89131999000300004
VL  - 42 
Y1  - 1999
PB  - Brasil 
ER  -