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\centerline{\bf COUNCIL OF HEL.A.S.}

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Contopoulos George, University of Athens (Chairman)

Hadjidemetriou John, University of Thessaloniki (Vice Chairman)

Seiradakis John-Hugh, University of Thessaloniki (Secretary)

Laskarides Paul, University of Athens (Treasurer)

Contadakis Michael, University of Thessaloniki

Kontizas Evangelos, National Observatory of Athens

Ventura Josef, University of Crete

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\centerline{\bf SCIENTIFIC ORGANIZING COMMITTEE}

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Lyssimachos N. Mavridis, University of Thessaloniki (Chairman)

Josef Ventura, University of Crete (Vice Chairman)

Constantinos Alissandrakis, University of Ioannina

Michael E. Contadakis, University of Thessaloniki

George Contopoulos, University of Athens

Evangelos Kontizas, National Observatory of Athens

Paul Laskarides, University of Athens

Konstantinos Poulakos, Academy of Athens

Emmanuel Sarris, University of Thrace

John H. Seiradakis, University of Thessaloniki

Nicolaos K. Spyrou, University of Thessaloniki

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\centerline{\bf LOCAL ORGANIZING COMMITTEE}

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John Hadjidemetriou (Chairman)

Michael E. Contadakis (Vice Chairman)

John H. Seiradakis (Secretary)

Harry Varvoglis (Treasurer)

Stavros I. Avgoloupis

Konstantinos D. Kokkotas

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Kelly Tsirou (Executive Secratary)

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