Towards Functional-Structural Analysis of Forest Stands with LIGNUM. - Jari Perttunen; Risto Sievänen; Mika Lehtonen; Eero Nikinmaa (ESM, 2002)

Modeling the SAR response of pine forest in Southern Finland. - Mark L. Williams; Terhikki Manninen; Seppo Kellomäki; Veli-Pekka Ikonen; Risto Sievänen; Mika Lehtonen; Eero Nikinmaa; Timo Vesala (IGARSS, 2003)

Global Identifiability as a Prerequisite for Model Parameterisation - The Case of Soil Carbon Model Yasso. - Taru Palosuo; Maria Pia Saccomani; Risto Sievänen; Jari Liski (POSTA, 2006)

Computational analysis of the effects of light gradients and neighbouring species on foliar nitrogen. - Pekka Kaitaniemi; Anna Lintunen; Risto Sievänen; Jari Perttunen (Ecol. Informatics, 2018)