The year 2000 (Y2K) date change problem 

 - [Montreal]CA  ICAO  1999 
 - 4, [2] p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AIR TRANSPORT
<br/><br/><label>Universal Decimal Class. No.: </label>10.05.01 C2771ye