D. John Butler, an LDS author (both
fiction and non-fiction), whose blog discussing scriptural/theological issues can
be found here, has authored two interesting volumes on the Book of Mormon. They
are:
They are both interesting volumes with
some interesting insights into the pre-exilic religion and Nephite theology,
the temple, and other, sometimes esoteric, issues. Would be worth a perusal, at
the very least.