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Opher, M. (2016). The Heliosphere: What Did We Learn in Recent Years and the Current Challenges. In: Balogh, A., Bykov, A., Eastwood, J., Kaastra, J. (eds) Multi-scale Structure Formation and Dynamics in Cosmic Plasmas. Space Sciences Series of ISSI, vol 51. Springer, New York, NY. https://doi.org/10.1007/978-1-4939-3547-5_7
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