https://www.researchgate.net/publication/356998815_USE_ZITTA_NA_SLUZBI_V_SONCA_Do_100-ricnogo_uvileu_Evgenii_Mikolaivni_Zemanek_Astronomicnij_kalendar_2021-_GAO_NAN_Ukraini
en
https://www.researchgate.net/publication/356998815_USE_ZITTA_NA_SLUZBI_V_SONCA_Do_100-ricnogo_uvileu_Evgenii_Mikolaivni_Zemanek_Astronomicnij_kalendar_2021-_GAO_NAN_Ukraini
(The left column lists the relations of this actor to objects in the right column. In the middle you find other actors in relation to the same objects.)