AVERYANOV, L. V., H. J. TILLICH, K. S. NGUYEN, and T. V. MAISAK. “<em>Aspidistra Bella </Em>(Asparagaceae), a New Species from Northern Vietnam”. Phytotaxa, vol. 364, no. 2, Aug. 2018, pp. 205–208, doi:10.11646/phytotaxa.364.2.8.