GURJEET SINGH; R.K. DUBEY; MADHU BALA; DEEPIKA RAVI; KRITIKA PANT. Effect of sewage water and potting media on growth and flowering of calendula (Calendula officinalis). Journal of Ornamental Horticulture, New Delhi, India, v. 25, n. 1 & 2, p. 62–71, 2024. Disponível em: https://epubs.icar.org.in/index.php/JOH/article/view/151901. Acesso em: 22 oct. 2025.