"Petr Ilʹich" . "Chaı̆kovskiı̆" . "Chaı̆kovskiı̆" . "1840" . "Chaı̆kovskiı̆ Petr Ilʹich Chaı̆kovskiı̆" . "Chaı̆kovskiı̆, P. I., (Chaı̆kovskiı̆, Petr Ilʹich)" . "1893" . . . .