Uh sadly there is no mention in the Novels, Manga, or Anime of Lina and Gourry getting married, though that would be pretty awesome...They do kiss at the end of Slayers NEXT...and it is mentioned that they are in love in the Novels.
Final episode of Slayers Next season.
Roger Viret is a French author known for writing on various topics related to management, leadership, and personal development. Some of his books include "Les Fondamentaux du Management de Projet" and "Management et Ingénierie des Systèmes Industriels."