00297nam a2200133Ia 450000500170000008000180001724500310003526000260006630000100009258300180010265000140012094200120013499900170014620260716043628.0  a19.02.03 R336  aProceedings of the seminar  bUNESCOaParisFRc1981  a86 p.  c11/9/05kJOYD  aCOPYRIGHT  cMmR336  c51162d51162