G. Everest, "BASIC DATA STRUCTURE MODELS EXPLAINED WITH A COMMON EXAMPLE", in Computing Systems 1976, Proceedings Fifth Texas Conference on Computing Systems, Austin,TX, 1976 October 18-19, pages 39-46.
Блок-схема UML Діаграма діяльності G. Everest, «BASIC DATA STRUCTURE MODELS EXPLAINED WITH A COMMON EXAMPLE», in Computing Systems 1976, Proceedings Fifth Texas Conference on Computing Systems, Austin, TX, 1976 October 18-19, pages 39-46.