R
R, or r, is the eighteenth letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ''ar'' (pronounced ), plural ''ars'', or in Ireland ''or'' ().The letter is the eighth most common letter in English and the fourth-most common consonant, after , , and . Provided by Wikipedia
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Published: 2001
Superior document: US Geological Survey water-supply paper 2495
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Published: 1973.
Superior document: Fauna Entomologica Scandinavica Series ; v.1
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Published: 1970
Superior document: Führer zu vor- und frühgeschichtlichen Denkmälern 17
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Published: 1954
Superior document: Kungliga Tekniska Högskolans handlingar 81
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Published: 1922
Superior document: Bulletin / Agricultural Experiment Station / University of California, Division of Agricultural Sciences 345
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Published: 1997
Superior document: IPD-working paper 1997,1
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Published: 2006
Superior document: Enthalten in Planetary radio emissions ; H. O. Rucker ... (Eds.) Wien, 2006 6 (2006), S. 249 - 255
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Published: 2006
Superior document: Enthalten in Planetary radio emissions ; H. O. Rucker ... (Eds.) Wien, 2006 6 (2006), S. 273 - 279