[3] Li Guohua, Liu Ziming, Gao Xiuhong. Release and recovery of nitrogen and phosphorus in the supernatant of sludge from ozone treatment [J]. Journal of Jilin Agricultural University, 2014, 36(6): 685-689.
Li Guohua, Liu Ziming, Gao Xiuhong. Release and recovery of nitrogen and phosphorus in the liquid of ozone treatment residual sludge. Journal of Jilin Agricultural University, 2014, 36 (6): 685-689.
[3] Li Guohua, Liu Ziming, Gao Xiuhong. Release and recovery of nitrogen and phosphorus from supernatant of excess sludge treated by ozone 〔 J 〕. Journal of Jilin Agricultural University, 2014, 36 (6): 685-689<br>