Skill, S., Biller, P., Ross, A., Skill, S., Lea-Langton, A., Balasundaram, B., . . . Llewellyn, C. (2012). Nutrient recycling of aqueous phase for microalgae cultivation from the hydrothermal liquefaction process. Algal Research, 1(1), pp. 70-76. doi:10.1016/j.algal.2012.02.002

Skill, Steve, P. Biller, A.B Ross, S.C Skill, A. Lea-Langton, B. Balasundaram, C. Hall, R. Riley, and C.A Llewellyn. "Nutrient Recycling of Aqueous Phase for Microalgae Cultivation From the Hydrothermal Liquefaction Process." Algal Research 1, no. 1 (2012): 70-76.

Skill, Steve, et al. "Nutrient Recycling of Aqueous Phase for Microalgae Cultivation From the Hydrothermal Liquefaction Process." Algal Research 1.1 (2012): 70-76.