The 3-D shaping of NGC 6741: A massive, fast-evolving Planetary Nebula at the recombination-reionization edgeF. Sabbadin, S. Benetti, E. Cappellaro, R. Ragazzoni and M. TurattoA&A, 436 2 (2005) 549-567DOI: https://doi.org/10.1051/0004-6361:20042447
