Dust emission, extinction, and scattering in LDN 1642Mika Juvela, Sharma Neha, Emma Mannfors, Mika Saajasto, Nathalie Ysard and Veli-Matti PelkonenA&A, 643 (2020) A132DOI: https://doi.org/10.1051/0004-6361/202038611