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SKVPK0027193 2018-07-25T15:09:10Z

00627nas 2200169zu 4500 SKVPK0027193 CZ-VPK 20180725150910.0 210303d19521989||||| | ||| || ||||||| 0415-3200 ABA013 cze Denki Tsūshin Kenkyūjo kenkyū jitsuyōka hōkoku Electrical Communications Laboratories technical journal = Denki Tsushin Kenkyujo kenkyu jitsuyoka hokoku JAPAN : Tokyo: Denki Tsūshin Kyōkai., 1952-1989 geografie gr psh ekonomické vědy ev psh NTT R & D,1989-2003 (monthly) 0915-2326