Efficiently Combining Positions and Normals for Precise 3D Geometry Diego Nehab, Szymon Rusinkiewicz, James Davis and Ravi Ramamoorthi, SIGGRAPH (ACM Transactions on Graphics), pp.536-543, 2005.
@Article{CG_0044,
author = {Diego Nehab and Szymon Rusinkiewicz and James Davis and Ravi Ramamoorthi},
title = {{E}fficiently {C}ombining {P}ositions and {N}ormals for {P}recise 3{D} {G}eometry},
journal = {SIGGRAPH (ACM Transactions on Graphics)},
volume = {24},
number = {3},
pages = {536--543},
year = {2005}
}