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Biswas, S.C.; Smith, F.: Term and cross reference structure in computerized Deep Structure Indexing System (1988)
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Prasad, A.R.D.: PROMETHEUS: an automatic indexing system (1996)
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Devadason, F.J.: Computerization of Deep Structure Based Indexes (1985)
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Tsioli, M.; Corsini, S.: Indexation livres anciens Brunet-Parguez (1994)
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Devadason, F.J.; Patamawongjariya, P.: FAHOO : faceted alphabetico-hierachically organized objects systems (2000)
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