Martínez, D. Nayeli, and Erick de la Barrera. “Physiological Screening of Ruderal Weed Biomonitors of Atmospheric Nitrogen Deposition”. Botanical Sciences 99, no. 3 (May 18, 2021): 573-587. Accessed September 23, 2021. https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/2789.