Shocks in relativistic transverse stratified jets - A new paradigm for radio-loud AGN O. Hervet, Z. Meliani, A. Zech, C. Boisson, V. Cayatte, C. Sauty and H. Sol A&A, 606 (2017) A103 Published online: 20 October 2017 DOI: 10.1051/0004-6361/201730745