000 00327nam a2200121Ia 4500
008 180710s9999 xx 000 0 und d
020 _a252151
082 _a27.5
_bPAP
245 _aPapers submitted at the 3rd international conference of directors of national li
260 _a[S.l]
_b[s.n]
_c0
300 _a227 p.
942 _cR
999 _c73815
_d73815