Abildtrup, J., Helles, F., Holten-Andersen, P., Fromholt Larsen, J., & Jellesmark Thorsen, B. (1999). Modern time series analysis in forest products markets (1st edition.). New York, Estados Unidos: Springer Science+Business Media B. V..

Abildtrup, Jens,, Finn Helles, Per Holten-Andersen, Jakob Fromholt Larsen, and Bo Jellesmark Thorsen. Modern Time Series Analysis in Forest Products Markets. 1st edition. New York, Estados Unidos: Springer Science+Business Media B. V., 1999.

Abildtrup, Jens,, et al. Modern Time Series Analysis in Forest Products Markets. 1st edition. New York, Estados Unidos: Springer Science+Business Media B. V., 1999.