van Wijk, M. T, Mathew W Williams, J. A Laundre, and Gaius R Shaver. “Inter-Annual Variability Of Plant Phenology In Tussock Tundra: Modelling Interactions Of Plant Productivity, Snowmelt, And Soil Thaw”. Global Change Biology 9, no. 5. Global Change Biology (2003): 743-758. doi:10.1046/j.1365-2486.2003.00625.x.

van Wijk, M. T, Mathew W Williams, Laura Gough, Sarah E Hobbie, and Gaius R Shaver. “Luxury Consumption: A Possible Competitive Strategy In Above-Belowground Carbon Allocation For Slow-Growing Vegetation?”. Journal Of Ecology 91, no. 4. Journal Of Ecology (2003): 664-676. doi:10.1046/j.1365-2745.2003.00788.x.

van Wijk, M. T, and Mathew W Williams. “Optical Instruments For Measuring Leaf Area Index In Low Vegetation: Application In Arctic Ecosystems”. Ecological Applications 15. Ecological Applications (2005): 1462-1470. doi:10.1890/03-5354.

van Wijk, M. T, K. E Clemmensen, Gaius R Shaver, Mathew W Williams, Terry V Callaghan, F Stuart Chapin III, Hans C J Cornelissen, A. Michelsen, et al.. “Long-Term Ecosystem Level Experiments In Toolik Lake, Alaska, And Abisko, Northern Sweden: Generalizations And Differences In Ecosystem And Plant Type Responses To Global Change”. Global Change Biology 10, no. 1. Global Change Biology (2004): 105-123. doi:10.1111/j.1365-2486.2003.00719.x.

van Wijk, M. T, Mathew W Williams, and Gaius R Shaver. “Tight Coupling Between Leaf Area Index And Foliage N Content In Arctic Plant Communities”. Oecologia 142, no. 3. Oecologia (2005): 421-427. doi:10.1007/s00442-004-1733-x.