Virginia Tech. Digital Library Research LaboratoryVirginia Tech. Department of Computer SciencePomerantz, Jeffrey P.2015-05-222015-05-222009-10-07http://hdl.handle.net/10919/52514This module presents an overview of human-mediated assistance for information seeking and question answering, and addresses issues in integrating these types of services into DLs.10 pagesapplication/pdfen-USIn CopyrightComputer scienceDigital librariesReference servicesLearning objecthttp://curric.dlib.vt.edu/modDev/modules/DL_7-b_2009-10-07.pdf