"have to"

[George Aaron Broadwell]

Dear all,

I have a student who is interested in working on "have to" in English,
using an HPSG or Construction Grammar approach.

Could anyone provide pointers to literature on this?  Or on similar
constructions in other languages?

Thanks,
Aaron Broadwell
==================================
George Aaron Broadwell
Dept. of Anthropology
University at Albany, SUNY
Albany, NY 12222
g.broadwell at albany.edu
http://www.albany.edu/anthro/fac/broadwell.htm