1. H.L. Rosa, et al., “Increasing Transportation Efficiency by Using High Strength Niobium Microalloyed Steel for Truck Dumpers” (Proceedings of the 2014 SEAISI Conference and Exhibition, Kuala Lumpur, Malaysia, May 2014).
2. Douglas Stalheim, Michael Wright, “Fundamentals of Dey eloping Fine Grained Structures in “As Rolled” Long Products” (Proceedings of the 2014 ABM 51st Rolling Seminar, Foz do Iguacu, Brazil, October 2014).
3. Douglas Stalheim, “Recrystallization Behaviors in the Production of Structural Steels” (Proceedings of the 2015 ABM 52nd Rolling Seminar, Rio de Janeiro, Brazil, August 2015).
4. Douglas Stalheim, “Basic Concepts of Increased Strength and Toughness of Structural long Products Utilizing Niobium Mcroalloy Technology” (Short course seminar at SENAI CETEC, Belo Horizonte, Brazil, April 2015).
5. Douglas Stalheim, “Optimization of Boron Strengthening through Proper Titanium and Nitrogen Control”, DGS Metallurgical Solutions, Inc. internal use documentation, 2012.