Normalisation internationale des fruits el légumes, Laitues, chicorées frisées, et scaroles International standardisation of fruit and vegetables, Lettuces, curled-leaved endives, and broad-leaved (Batavian) endives / Organisation for Economic Co-operation and DevelopmentOrganisation for Economic Co-operation and Development, SourceOECD (Online service)2002PDF
Normalisation internationale des fruits et légumes / Laitues, chicorées frisées et scaroles = International standardisation of fruit and vegetables / Organisation for Economic Co-operation and Development. Lettuces, curled-leaved endives and broad-leaved (Batavian) endivesOrganization for Economic Co-operation and Development, Organisation1996PDF
Protection Phytosanitaire et Désherbage Spécialités Commerciales Agréées En Date Du 15 Mars 1992 ; Aubergine (Serre), Chicorées (Plein Champ), Courgette (Plein Champ), Laitue (Plein Champ), Melon (Serre et Plein Champ), Poivron (Serre), Tomate (Serre)Centre technique interprofessionnel des fruits et légumes (France)1992PDF