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author_ss:"Lankes, R.D."
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author_ss:"Nicholson, S."
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language_ss:"e"
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theme_ss:"Informationsdienstleistungen"
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theme_ss:"Internet"
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type_ss:"a"
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Pomerantz, J.; Nicholson, S.; Belanger, Y.; Lankes, R.D.: ¬The current state of digital reference : validation of a general digital reference model through a survey of digital reference services (2004)
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