Finite state representation of interactive languages Don Hatfield Available in: PDF Published in August 1969 (Vol.1 No.1)
Message forms in computer networks Daniel Bobrow, William R. Sutherland Available in: PDF Published in August 1969 (Vol.1 No.1)
For USASI X3 ad hoc committee on data descriptive language: “external versus internal formats” Calvin N. Mooers Available in: PDF Published in August 1969 (Vol.1 No.1)
A taxonomy of data definition languages T. William Olle Available in: PDF Published in August 1969 (Vol.1 No.1)
