Useful links
Robin Leadbeater: http://www.threehillsobservatory.co.uk/astro/astro.htm
CAOS-Group: http:spectroscopy.wordpress.com
Christian Buil: http://astrosurf.com/buil/
Astronomical Ring for Access to Spectroscopy: http://www.astrosurf.com/aras/
Valerie Desnoux: http://astrosurf.com/vdesnoux/
Roland Bücke: http://www.astro.buecke.de/
SAG-Spectroscopy-Group: https://forum.sag-sas.ch/viewforum.php?f=8
ARAS-BeAM: http://arasbeam.free.fr/?lang=fr
Spectro-l Mailing List: http://www.astrosurf.com/aras/
Jose Ribero: http://www.astrosurf.com/joseribeiro/Eindex.htm
Benjamin Mauclaire: http://bmauclaire.free.fr/astronomie/spectro/
Olivier Thizy: http://www.astrosurf.com/thizy/musicos/musicos.htm
Francois Cochard: http://pagesperso-orange.fr/francois.cochard/spectrobr1000.htm
Shelyak Instruments: http://www.shelyak.com/
Mitsugu Fuji: http://otobs.org/FBO/
The German Spectroscopy Portal "Astronomie.de"
Spectra of different types of Novae: http://kanatatmp.g.hatena.ne.jp/kanataobslog/20100213/p1
Atomic line identification: http://www.pa.uky.edu/~peter/atomic/index.html
UVES spectral atlas:http://www.sc.eso.org/santiago/uvespop/field_stars_uptonow.html
Be-star data base BeSS: http://basebe.obspm.fr/basebe
ARAS-BeAM: http://arasbeam.free.fr
Synthetic Spectra of B Main-Sequence Stars from 3000 - 10000 Å
Astroinformatics Thilo Bauer: http://astroinformatics.de
RSpec Website of Tom Field: http://www.rspec-astro.com/
Myron Smith: http://www.stsci.edu/~msmith/
Anatoly Miroshnichenko: http://www.uncg.edu/~a_mirosh