Kelly, Martyn. “Diatoms and the Continuing Relevance of Morphology to Studies on Taxonomy, Systematics and Biogeography. Celebrating the Work and Impact of Patricia A. Sims on the Occasion of Her 80th Birthday . J. Witkowski, D. Williams & J. P. Kociolek (eds)”. Edinburgh Journal of Botany, vol. 74, no. 3, July 2017, pp. 365-6, https://doi.org/10.1017/S0960428617000191.