His work “A Festival of Isis in Rome under the Christian Emperors of the IVth Century” (Budapest 1937), in which he writes about a festival honoring the goddess Isis in Rome at the time of Christian emperors of the 4th century, is considered outstanding.
Seine Arbeit A Festival of Isis in Rome under the Christian Emperors of the IVth Century (Budapest 1937), in der er über ein Fest zu Ehren der Göttin Isis in Rom zu Zeiten christlicher Kaiser im 4. Jahrhundert schreibt, gilt als herausragend.