@inproceedings{SIGIR-1987-Humphrey,
	author        = "Susanne M. Humphrey",
	booktitle     = "{Proceedings of the 10th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	cdrom         = "SIGIR1987/P073.pdf",
	doi           = "10.1145/42005.42015",
	isbn          = "0-89791-232-2",
	pages         = "73--90",
	publisher     = "{ACM}",
	title         = "{Illustrated Description of an Interactive Knowledge-Based Indexing System}",
	year          = 1987,
}