Spectroscopy of PNe in Sextans A, Sextans B, NGC 3109 and Fornax

Alexei Y. Kniazev, Eva K. Grebel, Alexander G. Pramskij +1

Planetary nebulae (PNe) and HII regions provide a probe of the chemical enrichment and star formation history of a galaxy from intermediate ages to the present day. We present the…