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Satellite and ground observations of HIPAS VLF modulation

Iwane Kimura, Kozo Hashimoto, R. Wuerker, 1991 .

Collaborative experiments by Akebono satellite, Tromsø ionospheric heater, and European incoherent scatter radar

Satoshi Yagitani, Iwane Kimura, Yoshiya Kasahara, 1994 .