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Pt34a stbi
Enlargement of the Hα+[N ii] image of PTB34 in high contrast in order ...
![Enlargement of the Hα+[N ii] image of PTB34 in high contrast in order ...](https://www.researchgate.net/publication/1778167/figure/fig3/AS:268301372751878@1440979440893/Enlargement-of-the-Ha-Nii-image-of-PTB34-in-high-contrast-in-order-to-show-its-outer.png)