1. Introduction of exotic tan acid in soybean;Hammond;Progress Report to the Iowa Soybean Promotion Board,1991
2. The Future of the Iowa Soybean Industry;Iowa Soybean Promotion Board,1993
3. Environmentally Acceptable Lubricants;Naegley,1992
4. Student project report on compatibility of hydraulic rubber hosing with vegetable-based oils;Mikkelson,1993