1959 J. Firbas in 1 51 Sentences that contain special rhematizing means of FSP [i.e. Functional Sentence Perspective].
2001 J. O. Askedal in M. Haspelmath II. xv. cxiv.1632/1 Frequent use of rhematizing or explicating afterthought constructions is supposed to have caused shifts from basic SOV to SVO.