Los determinantes indefinidos plurales del español con lecturas colectivas

This study presents an analysis of unos, algunos, varios, muchos, pocos, and numerals in constructions like the following: (1) a. Unas estudiantes trajeron una mascota. A few students brought a pet. b. Unos compañeros entregaron su artículo. A few colleagues handed in their paper. (2) a. Cuatro cocineros hicieron un enorme pastel de durazno. Four cooks made a huge peach cake. b. Dos jovencitos perdieron su bicicleta. Two little boys lost their bicycle. (3) a. Pocos jugadores colaboraron con cien pesos. Few players pitched in a hundred pesos. b. Pocas senadoras entregaron su informe. Few senators delivered their report. The objective is to ascertain which of these determiners has a collective reading in Mexican Spanish, which grammatical factors are compatible with the possibility of that reading, and which determiners allow for a reciprocal reading of the sentences.