A network of filaments detected by Herschel in the Serpens core - A laboratory to test simulations of low-mass star formationV. Roccatagliata, J. E. Dale, T. Ratzka, L. Testi, A. Burkert, C. Koepferl, A. Sicilia-Aguilar, C. Eiroa and B. GaczkowskiA&A, 584 (2015) A119DOI: https://doi.org/10.1051/0004-6361/201425253