T͡Sirkuli͡ar.
APA Citation
Kharkivsʹkyĭ derz͡havnyĭ universytet. Astronomichna observatorii͡a. T͡Sirkuli͡ar. Kharʹkov.
MLA Citation
Kharkivsʹkyĭ derz͡havnyĭ universytet. Astronomichna observatorii͡a. T͡Sirkuli͡ar. Kharʹkov,
Warning: These citations may not always be complete (especially for serials).