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Fig. 12.

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BPT diagrams of the primary kinematical component of the ionised gas for NGC 4750 (upper panels) and NGC 4278 (bottom panels), with the dividing lines from Kauffmann et al. (2003) and Kewley et al. (2006). For NGC 4278 the [O I] lines are not available in the wavelength range covered by the HR-R data cube (see Sect. 2).
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