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Janicka M. 2023. Wzbogacanie bazy pokarmowej – miododajne rabaty z natury, cz. 1. Pasieka 119: 48–51.
Acta Palaeobotanica
Plant and Fungal Systematics
Fragmenta Floristica et Geobotanica Polonica
IB PAS Publishing House
National Biodiversity Collection – Herbarium KRAM
POLPAL software
Research and Development Center ALCOR
Polish Botanical Society