A proposed new diagnostic for Herbig disc geometry - FWHM versus J of CO ro-vibrational linesR. P. Hein Bertelsen, I. Kamp, G. van der Plas, M. E. van den Ancker, L. B. F. M. Waters, W.-F. Thi and P. WoitkeA&A, 590 (2016) A98DOI: https://doi.org/10.1051/0004-6361/201527652
