Frąckiewicz, Katarzyna. 2015. „The Contracted Forms in the Present Indicative Middle and Passive of Athematic Verbs in Poetry of Ancient Greece of Archaic and Classical Period”. Symbolae Philologorum Posnaniensium Graecae Et Latinae 25 (1):5-13. https://doi.org/10.14746/sppgl.2015.XXV.1.1.