AbHuVi94A. Abiteboul, R. Hull, & V. Vianu. Foundations of Databases: The Logical Level. (Pearson, 1995). URL: webdam.inria.fr/Alice/.

CeGoTa90S. Ceri, G. Gottlob, & L. Tanca. Logic Programming and Databases. (Springer Berlin Heidelberg, 1990). DOI: 10.1007/978-3-642-83952-8.

EBNF-NOTATIONT. Bray, J. Paoli. C. M. Sperberg-McQueen, E. Maler, F. Yergeau. EBNF Notation 26 November 2008. W3C Recommendation. URL: http://www.w3.org/TR/REC-xml/#sec-notation

ECMA-JSONECMA International. The JSON Data Interchange Syntax 2nd Edition. December 2017. URL: https://www.ecma-international.org/publications-and-standards/standards/ecma-404/

Hodg97W. Hodges. A Shorter Model Theory. 1997. Cambridge University Press, USA.

HTMLA. van Kesteren, D. Denicola, I. Hickson, P. Jägenstedt, S. Pieters. HTML Standard. WHATWG. Living Standard. URL: https://html.spec.whatwg.org/multipage/

IANA-DATALOGS. Johnston. Media Type Registration: application/vnd.datalog. URL: https://www.iana.org/assignments/media-types/application/vnd.datalog

IANA-SQLITE3C. Ladisch. Media Type Registration: application/vnd.sqlite3. URL: https://www.iana.org/assignments/media-types/application/vnd.sqlite3

IANA-TSVP. Lindner. Media Type Registration: text/tab-separated-values. U of MN Internet Gopher Team. URL: https://www.iana.org/assignments/media-types/text/tab-separated-values

IEEE754IEEE Standard for Binary Floating-Point Arithmetic. 1985. IEEE. URL: https://standards.ieee.org/ieee/754/993/.

Mill1851Mill, J. S. A System of Logic, Ratiocinative and Inductive, Being a Connected View of the Principles of Evidence, and the Methods of Scientific Investigation. 1851. John W. Parker.

R7RSShinn, A., Cowan, J., Glecker, A. A. (editors). Revised7 Reports on the Algorithmic Language Scheme. July 6 2013. URL: https://small.r7rs.org/attachment/r7rs.pdf

RFC1590J. Postel. Media Type Registration Procedure, November 1996. IETF. Internet Standard. URL: https://tools.ietf.org/html/rfc1590

RFC2119S. Bradner. Key words for use in RFCs to Indicate Requirement Levels. March 1997. IETF. Best Current Practice. URL: https://tools.ietf.org/html/rfc2119

RFC2616R. Fielding, J. Gettys, J. Mogul, H. Frystyk, L. Masinter, P. Leach, and T. Berners-Lee. Hypertext Transfer Protocol – HTTP/1.1. June 1999. IETF. Internet Standard. URL: https://tools.ietf.org/html/rfc2616

RFC3986T. Berners-Lee, R. Fielding, L. Masinter. Uniform Resource Identifier (URI): Generic Syntax. January 2005. IETF. Internet Standard. URL: https://tools.ietf.org/html/rfc3986

RFC4180Y. Shafranovich. Common Format and MIME Type for Comma-Separated Values (CSV) Files. October 2005. IETF. Memo. URL: https://tools.ietf.org/html/rfc4180

RFC4627D. Crockford. The application/json Media Type for JavaScript Object Notation (JSON). July 2006. IETF. Memo. URL: https://tools.ietf.org/html/rfc4627

RFC8089M. Kerwin. The “file” URI Scheme. February 2017. IETF. Internet Standard. URL: https://tools.ietf.org/html/rfc8089

RFC7231R. Fielding, J. Reschke. Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content. June 2014. IETF. Internet Standard. URL: https://tools.ietf.org/html/rfc7231

RFC8174B. Leiba. Ambiguity of Uppercase vs Lowercase in RFC 2119 Key Words. May 2017. IETF. Best Current Practice. URL: https://tools.ietf.org/html/rfc8174

SQLITE3-URIUniform Resource Identifiers. URL: https://www.sqlite.org/uri.html

strings-metaA. Phillips, R. Ishida. Strings on the Web: Language and Direction Metadata. 11 June 2019. W3C. W3C Working Draft. URL: https://www.w3.org/TR/string-meta/

UAX9M. Davis, A. Lanin, A. Glass. Unicode Bidirectional Algorithm. 12 February 2020. Unicode Consortium. Unicode Standard Annex #9. URL: https://www.unicode.org/reports/tr9/tr9-42.html

UNICODEThe Unicode Standard. URL: http://www.unicode.org/versions/latest/

XMLSCHEMA-2Biron, P. V., Malhotra A. XML Schema Part 2: Datatypes Second Edition. 28 October 2004. W3C Recommendation. URL: http://www.w3.org/TR/xmlschema-2/.