{
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            "title": "Computational Methods for Integral Equations",
            "subtitle": null,
            "author": "L. M. Delves; J. L. Mohamed",
            "isbn": "9780521357968",
            "publisher": "Cambridge University Press",
            "link_to_publisher": "https:\/\/www.cambridge.org\/universitypress\/subjects\/mathematics\/numerical-analysis\/computational-methods-integral-equations?format=PB"
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        {
            "title": "Design Theory",
            "subtitle": null,
            "author": "D. R. Hughes; F. Piper",
            "isbn": "9780521358729",
            "publisher": "Cambridge University Press",
            "link_to_publisher": "https:\/\/www.cambridge.org\/universitypress\/subjects\/mathematics\/discrete-mathematics-information-theory-and-coding\/design-theory?format=PB"
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        {
            "title": "Conversion Factors",
            "subtitle": "S. I. Units and Many Others",
            "author": "Pennycuick, Colin J.",
            "isbn": "9780226655079",
            "publisher": "University of Chicago Press",
            "link_to_publisher": "https:\/\/press.uchicago.edu\/ucp\/books\/book\/chicago\/C\/bo3627482.html"
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