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Shibata, N.; Kajikawa, Y.; Takeda, Y.; Matsushima, K.: Comparative study on methods of detecting research fronts using different types of citation (2009)
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Bar-Ilan, J.: Informetrics (2009)
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Sebastian, Y.: Literature-based discovery by learning heterogeneous bibliographic information networks (2017)
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Garechana, G.; Rio-Belver, R.; Cilleruelo, E.; Sarasola, J.L.: Clusterization and mapping of waste recycling science : evolution of research from 2002 to 2012 (2015)
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Huang, M.-H.; Huang, W.-T.; Chang, C.-C.; Chen, D. Z.; Lin, C.-P.: The greater scattering phenomenon beyond Bradford's law in patent citation (2014)
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