Buczkó, K., Wojtal, A. Z. and Magyari, E. K. (2013) “Lectotypification, emended description and distribution of Planothidium distinctum (Achnanthidiaceae, Bacillariophyceae)”, Phytotaxa. Auckland, New Zealand, 117(1), pp. 1–10. doi: 10.11646/phytotaxa.117.1.1.