6 papers found searching for titles, tags, and texts that contain "Takua"  (expanded to "(Takua|Quang Tin Katu|Langya)").  Sorting results by frequency of citation.
Hub papers (cite group members):   1 by wanna1992classification    top 5
Authority papers (cited by & in group):   1 of chamberlain1975new    top 5
Co-citations (either in / outside group):   2 by henderson1959tones    top 5
Authoritative authors (most in group)   2 by Thomas    top 5
Highly cited authors (by these papers)   1 of Diller    top 5
Publication hubs (for these papers)   3 by The Mon-Khmer Studies Journal    top 5

DJVU PDF Chamberlain, James R. 1975. "A New Look At the History and Classification of the Tai Languages." In Studies in Tai Linguistics in Honor of William J. Gedney, edited by Jimmy G. Harris and James R. Chamberlain. 49-66. Central Institute of English Language. cite.
(1) First context: ...14 4 4 4 53 17 Yala Takua Pa A B C DL DS 1 1 ...STATS (18)
DJVU PDF Thomas, David. 1979. "The Place of Alak, Tampuan, and West Bahnaric." In The Mon-Khmer Studies Journal, 8: 171-186. cite.
(2) First context: ...statistical data on Takua is not available bu...STATS (4)
DJVU PDF Diller, Anthony. 1985. "Tones and Vowels in Southern Thai: a Diachronic Anomaly." In Southeast Asian Linguistic Studies Presented to André-G. Haudricourt, edited by Suriya Ratanakul et al.. 310-354. Institute of Language and Culture for Rural Development, Mahidol University. cite.
(1) First context: ...been documented for Takua Pa Jones 1965227 Br...STATS (2)
DJVU PDF Thomas, David. 1973. "A Note On the Branches of Mon-Khmer." In The Mon-Khmer Studies Journal, 4: 139-141. cite.
(1) First context: ...onom Kayong Hr Cua Takua Todrah West Bahnari...STATS (2)
DJVU PDF Wanna Tienmee. 1992. "Classification By Tone Shapes and Patterns of Tonal Splits and Coalescences [Thai Dialects of Thailand]." In The Mon-Khmer Studies Journal, 21: 229-236. cite.
(1) First context: ... *b *b *b *b Chaiya TakuaPa [adapted Ranong ...STATS
DJVU PDF Comrie, Bernard and Ilia Peiros. 2000. "Austroasiatic and Tai-Kadai Languages in the Intercontinental Dictionary Series." In The Fifth International Symposium on Languages and Linguistics, Hochiminh City, 89-117. Vietnam National University, Ho Chi Minh City University of Social Sciences and Humanities. cite.
(1) First context: ...g =KaYoeng 11 Cua = Takua = Kor 12 Todrah 13 ...STATS