Guo et al., 1989. Anim. Husb. Vet. Med., China, 21 (5): 194-196

Guo, W. L. ; Guo, Q. H., 1989. A preliminary report on the nutritive value and utilization of a new protein source - 4320 bacterial protein. Anim. Husb. Vet. Med., China, 21 (5): 194-196