Álvarez González, Albert 2012, “Relative clauses and nominalizations in Yaqui” Comrie & Estrada-Fernández (eds.) 2012: 67-95.

Álvarez González, Albert 2016, “The ‘Relative’ illusion and the origin of non-subject nominalizers in Cahita”. Hermosillo, Universidad de Sonora: unpublished paper.

Bache, Carl & Jakobsen, Leif K. 1980. On the distinction between restrictive and non-restrictive relative clauses in Modern English. Lingua 52:243-267.

Citko, Barbara 2004, “On headed, headless, and light-headed relatives”. NLLT 22:95-126.

Comrie, Bernard & Estrada-Fernández, Zarina (eds.) 2012, Relative clauses in languages of the Americas. A typological overview. Amsterdam & Philadelphia: J. Benjamins (Typological Studies in Language, 102).

Downing, Bruce T. 1978. “Some universals of relative clause structure.” Greenberg, Joseph H. (ed.). Universals of human language. Stanford: Stanford UP. Vol. IV.375-418.

Ferreiro, E. et al. 1976. “How do children handle relative clauses? A study in comparative developmental psycholinguistics.” Archives de Psychologie 45(3):229-266.

González Campos, Guillermo & Lehmann, Christian 2016, The Cabecar language. s.l.: s.ed.

Gutiérrez-Bravo, Rodrigo 2012, “Relative clauses in Yucatec Maya: light heads vs. null domain”. Comrie, Bernard & Estrada-Fernández, Zarina (eds.), Relative clauses in languages of the Americas. A typological overview. Amsterdam & Philadelphia: J. Benjamins (Typological Studies in Language, 102); 253-268.

Gutiérrez Bravo, Rodrigo 2015, Las cláusulas relativas en maya yucateco. México D.F.: Colegio de México (Estudios de lingüística, 22).

Hale, Kenneth L. 1976. The adjoined relative clause in Australia. Dixon, Richard M.W. (ed.). Grammatical categories in Australian languages (Ling. Ser., 22). Canberra: Australian Institute of Aboriginal Studies. 78-105.

Haudry, Jean 1973, „Parataxe, hypotaxe et correlation dans la phrase latine.“ Bulletin de la Société de Linguistique de Paris 68(1): 147-186.

Keenan, Edward L. 1985, "Relative clauses". Shopen, Timothy (ed.) 1985, Language typology and syntactic description. Cambridge etc.: Cambridge UP. Vol. II.141-170.

Keenan, Edward L. & Comrie, Bernard. 1977. Noun phrase accessibility and universal grammar. Linguistic Inquiry 8:63-99.

Kurzová, Helena 1981. Der Relativsatz in den indoeuropäischen Sprachen. Hamburg: Buske.

Lehmann, Christian. 1984. Der Relativsatz. Typologie seiner Strukturen, Theorie seiner Funktionen, Kompendium seiner Grammatik. (Language Universals Series, 3) Tübingen: G. Narr.

Lehmann, Christian 1986, “On the typology of relative clauses”. Linguistics 24:663-680.
https://www.researchgate.net/publication/247049627_On_the_typology_of_relative_clauses

Lehmann, Christian 1988, “Towards a typology of clause linkage”. Haiman, John & Thompson, Sandra A. (eds.), Clause combining in discourse and grammar. Proceedings of a conference at Rensselaerville Institute, Albany, N.Y. Amsterdam: Benjamins (Typological Studies in Language, 18); 181-225.
https://www.researchgate.net/publication/272816248_Towards_a_typology_of_clause_linkage

Lehmann, Christian 2003, “Relative clauses”. Frawley, William J. (ed.), International encyclopedia of linguistics. Oxford: Oxford University Press; 3:460-462.
https://www.researchgate.net/publication/297918505_Relative_clauses

Lehmann, Christian 2013, “The nature of parts of speech”. Sprachtypologie und Universalienforschung 66/2:141-177.
www.christianlehmann.eu/publ/lehmann_nature.pdf

Lehmann, Christian 2016, “Adjective and attribution - Category and operation”. Knobloch, Clemens & Baumann, Carolin (eds.) to app., Adjektive. s.l.: s.ed.
www.christianlehmann.eu/publ/lehmann_adjective.pdf

Matisoff, James A. 1972. “Lahu nominalization, relativization, and genitivization”. Kimball, J.P. (ed.). Syntax and semantics. Volume 1. New York & London: Seminar Press. 237-257.

Moore, Denny 2012, “Relative clauses in Gavião of Rondônia”. Comrie & Estrada-Fernández (eds.) 2012:243-252.

Peranteau, P.M. et al. (eds.) 1972. The Chicago with hunt. Papers from the relative clause festival, April 13, 1972. A paravolume to papers from the Eighth Regional Meeting. Chicago: CLS.

Sankoff, Gillian & Brown, Penelope 1976. The origins of syntax in discourse: A case study of Tok Pisin relatives. Language 52:631-666.

Seiler, Hansjakob. 1960. Relativsatz, Attribut und Apposition. Wiesbaden: Harrassowitz.

Touratier, Christian. 1980. La relative. Essai de théorie syntaxique (à partir de faits latins, français, allemands, anglais, grecs, hébreux, etc.) (Coll. Ling. 72). Paris: Klincksieck.