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Books about Kalliroi:
Kalliroi Siganou-Parren by Maria Anastasopoulou (2003)
Povest` o ljubvi Hereja i Kalliroi by Hariton, 1 and Literaturnye pamjatniki (1959)
Wiki information Kalliroi:
Kallirhoe Parren launched the feminist movement in Greece and was a journalist and writer in the late 19th and early 20th century.
Kalliroi Onassis is the half-sister of Aristotle Onassis.