Siti Maisarah Zakaria, “Comparative Leaf Anatomy and Micromorphology of Thunbergia erecta (Benth.) T. Anderson and Thunbergia laurifolia Lindl. in Peninsular Malaysia”, tlsr, vol. 33, no. 1, pp. 105–119, Mar. 2022, doi: 10.21315/tlsr2022.33.1.7.