The Association of French Speaking Planetariums :
http://www.aplf-planetariums.org

The International Planetarium Society
http://www.ips-planetarium.org

The LSS Website :
lss
http://www.lss-planetariums.info
 
© 2017 LSS OPEN PROJECT - Yves LHOUMEAU / Olivier NIVOIX / Lionel RUIZ