. "כצנלסון" . . . . "יצחק כצנלסון" . "Katznelson"@en . "1934-01-01" . "Kaṣnelswn" . "Icchak" . "Yitzhak Katznelson"@en . . . "כצנלסון" . . "Katznelson"@fr-FR . "Icchak Katznelson" . "Yiṣḥaq Kaṣnelswn" . "Kaṣnelswn" . "Yitzhak"@en . . "Yiṣḥaq Kaṣenelswn" . . "Israeli-American mathematician" . "Kaṣenelswn" . "Kaṣenelswn" . "Ицхак Кацнельсон" . "Yiṣḥaq" . . . . "יצחק" . . .