Fibre optic interconnecting devices and passive components - - Basic test and measurement procedures - Part 2-27: Tests - Dust - Laminar flow IEC 1300-2-27 /  
 IEC 1300-2-27 
ISO, IEC. 
 - First edition. 
 - Geneva :   ISO :   IEC,   1995. 
 - 9 stron ;   30 cm.