AUTONOTE: A personal information storage and retrieval system. - Walter Reitman; R. Bruce Roberts; Richard W. Sauvain; Daniel D. Wheeler; William E. Linn (ACM National Conference, 1969)

Referential communication in AUTONOTE, a personal information retrieval system. - William E. Linn; Walter Reitman (ACM Annual Conference, 1971)

Man-machine Referential Communication In A Personal Information Retrievalsystem. - William E. Linn (1972)