Jo, S., D.-K. Yi, and K.-J. Kim. “Diurnal Hawk Moth Pollination of <em>Melampyrum</em> <em>koreanum</Em> (Orobanchaceae) and the Origin of This Endemic Korean Species”. Phytotaxa, vol. 172, no. 1, June 2014, pp. 31–38, doi:10.11646/phytotaxa.172.1.4.