9YAO JUNBING, DONG JUNXIU, Improvement of hydrolytic sta- bility of Borate Esters used as lubricant additives[J]. Lubrication Engineering, 1995, 51(6):475.
10STEINBERG H, HUNTER D L. Preparation and Rate of Hydrol- ysis of Boric Acid Esters[J]. Industrial and Engineering Chem- istry, 1957, 49(2):174.