author = { },

title = { Aeronautical telecommunications 5 Aeronautical radio frequency spectrum utilization },

edition = { Losebl.-Ausg. + Suppl.. } ,

publisher = {},

keywords = { Loseblattsammlung , Luftfahrt , Flugfunkdienst , Internationale Norm , Empfehlung },

year = {19XX},

abstract = {Suppl.: Differences between the national regulations and practices of contracting states},

address = { Montreal, Quebec },

url = { http://slubdd.de/katalog?TN_libero_mab2 }