ตั้งสมบัติวิจิตร พ., and เกตุโรจน์ ด. “The Quality of Vermicompost from Sweet Potato Crop Wastes and Its Impact on Growth Promotion of Brassica Chinensis”. RMUTSB ACADEMIC JOURNAL, vol. 6, no. 2, Dec. 2018, pp. 124-33, https://li01.tci-thaijo.org/index.php/rmutsb-sci/article/view/109948.