universidade federal de santa catarina pós-graduação em letras ...

231Due to idiosyncrasies of the discipline such as frequent use of graphs, formulas,and tables of chemical elements, for example, citing extra-text material becomes atypical sub-function in chemistry. It signals a central concern in the discipline, since itappears in a text comprehending just a few lines that probably include only the mostbasic rhetorical sub-functions.6.2.3.2 Economics: author and evaluation• Sub-function 3: Informing about the authorThe first feature that calls attention in Sub-function 3 is the low percentages that itattains across fields, with a slight preference in economics. Indeed, Sub-function 3 is theleast frequent sub-function in chemistry (15%) and linguistics (20%), while ineconomics, it is more frequent than reference to readership and extra-text material (Subfunctions2 and 8). Notwithstanding these low frequencies, it was evident thateconomics reviewers commonly referred to the authors of the books being examined,maybe not as a separate sub-function in Move 1 but dislocated to the interior of othersub-functions and moves. As references to author were explored with more details, aninteresting pattern appeared in connection with Sub-function 5 in Move 1 and withMove 4.In the discussion of Move 1 in Chapter 5, it was stated that some openingsentences call attention to the approach taken to deal with the topic of the newpublication, making reference to the author of the book. The reviewer, then, uses explicit