Nilan, Vivienne (14 de março de 2002). «Two books highlight work of Ritsos | eKathimerini.com». Kathimerini (em English). Consultado em 2 de abril de 2021 !CS1 manut: Língua não reconhecida (link) "Greece was still under the colonels’ junta and the 18 poems poignantly reflected the sufferings and resilience of the Greeks."
greekreporter.com
Chrysopoulos, Philip (11 de novembro de 2018). «November 11, 1990: World of Poetry Mourns Passing of Yiannis Ritsos». Greek Reporter (em inglês). Consultado em 2 de abril de 2021 "When Yiannis Ritsos passed away on November 11, 1990, the world of poetry lost one of the greatest poets of the 20th century. [...] Epitaphios, Romiosini and Moonlight Sonata are three of his best-known works. [...] he wrote 'My Sister’s Song', some of the most beautiful lyrics in modern Greek writing."
jstor.org
Haviaras, Stratis (1991). «Review of Selected Poems, 1938-1988». Harvard Book Review (19/20): 18–18. ISSN1080-6067 "works such as Epitaphios (1936, and second, definitive edition 1956), Romiosyne (1947), Moonlight Sonata (1956), Testimonies I (1963) and II (1965), are generally considered to be his best"
lareviewofbooks.org
Papadopoulos, Stephanos (10 de maio de 2013). «Hurt Into Poetry: On Poetry and Greece». Los Angeles Review of Books (em inglês). Consultado em 2 de abril de 2021 "Yiannis Ritsos (1909-1990), one of Greece’s greatest, and perhaps still underrated, poets, [...]"
Haviaras, Stratis (1991). «Review of Selected Poems, 1938-1988». Harvard Book Review (19/20): 18–18. ISSN1080-6067 "works such as Epitaphios (1936, and second, definitive edition 1956), Romiosyne (1947), Moonlight Sonata (1956), Testimonies I (1963) and II (1965), are generally considered to be his best"