000 00263nam a2200097Ia 4500
008 240625s9999 xx 000 0 und d
041 _aeng
100 _aKARTALOPOULOS STAMATIOS V
245 _aUNDERSTANDING SONET SDH AND ATM COMMUNICATIONS NETWORKS
260 _c2003
999 _c33188
_d33188