+ wishlist Optimal Control of Soil Venting: Mathematical Modeling and Applications (International Series of Numerical Mathematics #127) [9783034897471] Add to Cart The item has been added Author: Marian Slodicka Horst H. Gerke Urs Hornung Youcef Kelanemer Stephan Schumacher Optimal Control of Soil Venting: Mathematical Modeling and Applications (International Series of Numerical Mathematics #127) [9783034897471] Buy More - Save More. Below are the available bulk discount rates for each individual item when you purchase a certain amount Quantity Price Savings 25 - 49 12% 50 - 99 13% 100+ 14% List Price As Low as $54.99 Format: Paperback