Cheng, WX, Virginia, R. A., Oberbauer, S. F., Gillespie, C. T., REYNOLDS, J., & Tenhunen, J. D. (1998). Soil nitrogen, microbial biomass, and respiration along an arctic toposequence. Soil Science Society of America Journal, 62, 654–662.

Cheng, WX, R. A. Virginia, S. F. Oberbauer, C. T. Gillespie, J. F. REYNOLDS, and J. D. Tenhunen. “Soil nitrogen, microbial biomass, and respiration along an arctic toposequence.” Soil Science Society of America Journal 62 (1998): 654–62.

Cheng, WX, Virginia RA, Oberbauer SF, Gillespie CT, REYNOLDS J, et al. Soil nitrogen, microbial biomass, and respiration along an arctic toposequence. Soil Science Society of America Journal. 1998;62:654–62.

Cheng, et al. “Soil nitrogen, microbial biomass, and respiration along an arctic toposequence.” Soil Science Society of America Journal, vol. 62, 1998, pp. 654–62.

Cheng, WX, Virginia RA, Oberbauer SF, Gillespie CT, REYNOLDS J, Tenhunen JD. Soil nitrogen, microbial biomass, and respiration along an arctic toposequence. Soil Science Society of America Journal. 1998;62:654–662.