Cui, Hongbo, et al. “Two-Stage Seedling Cultivation Method for Sweet Peppers Combining Closed Plant Factory and Solar Greenhouse”. International Journal of Agricultural and Biological Engineering, vol. 16, no. 6, Feb. 2024, pp. 56-66, https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/8293.