Sofiyanti, N., P. I. Wahyuni, and D. Iriani. “Stomatal Characteristics of 5 Citrus L. Species (Rutaceae) From Pekanbaru, Riau Province”. Jurnal Biologi Tropis, vol. 22, no. 1, Jan. 2022, pp. 173-8, doi:10.29303/jbt.v22i1.3100.