Robert Boylan, “The Grammar of John 1:1c,” Scriptural Mormonism (blog), 16 May 2015. Boylan explains the Greek grammar behind the scriptural phrase “and the Word was God” and how it helps us understand how to interpret that statement.
In 2010/2011 the late BYU professor William J. Hamblin published a running commentary on the Gospel of John, completing up through chapter 8. His work posted at Academia.edu.