For your information IREPA LASER puts at your disposal many different types of documents (newsletter, press review, technical sheets and a specialised bookshop. These documents are available only in French, except a book on Thermal welding processes : Laser welding written in collaboration by Irepa Laser and Air Liquide that you can purchase in page "Librairie spécialisée"/ Les procédés du soudage par fusion le soudage laser'.