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        "Pieter Johannes van Kerckhoff"@fr,
        "Pieter Johannes van Kerckhoff"@ga,
        "Pieter Johannes van Kerckhoff"@it,
        "Petrus Johannes van Kerckhoff"@la,
        "Petrus Johannes van Kerckhoff"@nl,
        "Pieter Johannes van Kerckhoff"@pt,
        "Pieter Johannes van Kerckhoff"@pt-br,
        "Петрус Йоханнес ван Керкхофф"@ru,
        "Pieter Johannes van Kerckhoff"@sv,
        "Pieter Johannes van Kerckhoff"@tr ;
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