"With her engaging, dark-timbred, full-bodied middle register and her expressive, simple presentation, she meets the requirements of meaningful singing... Miracles still happen!"

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"Maravillosa Martha Sotiriou..."

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"Eine wunderbar warme Mezzosopranstimme, sang unter anderem den Liederzyklus "Frauenliebe und -leben" von Robert Schumann, sehr klar in der Diktion mit hervorragender Textgestaltung"

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"The cast of protagonists was completed with a sonorous, metallic voice by the mezzo-soprano Martha Sotiriou as Queen Enrichetta"