Journal of Petrochemical Universities
Preparation of Sodium Lignosulphonate-co-Polycarboxylic Acid Water Reducing Agent
ZHANG Yu-qian, LIU Zhi-peng,LIU Ming-hua
Journal of Petrochemical Universities . 2012, (3): 1 -5 .  DOI: 10.3969/j.issn.1006-396X.2012.03.001