Herbig-Haro flows in 3D: the HH 83 jet T. A. Movsessian, T. Yu. Magakian, A. V. Moiseev and M. D. Smith A&A, 508 2 (2009) 773-778 Published online: 27 October 2009 DOI: 10.1051/0004-6361/200911809