| [Limitation of production in the Nordic countries].[Danish); Sv (Swedish] L Kettunen, J Sumelius NJF-Utredning/Rapport (Norway). no. 34., 1987 | | 1987 |
| [The effect of world market feed prices on production costs in animal production].[Swedish] J Sumelius Maatalouden Taloudellisen Tutkimuslaitoksen Tiedonantoja, 1985 | | 1985 |
| 37 Consumer Demands: Organic Agriculture M Lacko-Bartošová Baltic University Press, 2012 | | 2012 |
| 55 Economic and Business Principles for Farm Management J Sumelius Baltic University Press, 2012 | | 2012 |
| 60 How to Change Behaviour: Carrots and Sticks J Sumelius, S Bäckman Baltic University Press, 2012 | 1 | 2012 |
| A response analysis of wheat and barley to nitrogen in Finland J Sumelius Agricultural and Food Science 2 (6), 465-479, 1993 | 20 | 1993 |
| A review of state of sustainability of farming systems in the selected Central and Eastern European countries J Sumelius AGSP, AGS, FAO, Rome, 2000 | 14 | 2000 |
| A Review of the Literature on Extensification-the arguments and the critique J Sumelius Research reports/Agricultural Economics Research Institute, Finland. No 190 …, 1993 | | 1993 |
| Access to microfinance: does it matter for profit efficiency among small scale rice farmers in Bangladesh? KMZ Islam, T Sipiläinen, J Sumelius Middle East Journal of Scientific Research 9 (3), 311-323, 2011 | 8 | 2011 |
| Access to Microfinance: Does it Matter for Profit Efficiency Among Small Scale Rice Farmers in Bangladesh? J Sumelius, KM Islam, T Sipilainen | 7 | 2011 |
| Agenda on Co-operatives for Development Co-operation in Tanzania JH Sumelius, SM Tenaw, F Bee, S Chambo Journal of Co-operative Organization and Management 3 (2), 98-100, 2015 | 8 | 2015 |
| Agri-environmental problems before and during transition J Sumelius, S Bäckman, T Sipiläinen Blackwell, 2005 | | 2005 |
| Agri-environmental problems in farming systems of Central and Eastern European Countries change during transition 1989-2003 J Sumelius Farming and rural systems: research and extension: Pre-proceedings of the …, 2004 | 2 | 2004 |
| Agri-environmental Problems in Farming Systems of Central and Eastern European Countries Change During Transition 1989-20031 J Sumelius, S Bäckman, T Sipiläinen FARMING AND RURAL SYSTEMS RESAERCH AND EXTENSION, 63, 2004 | | 2004 |
| Agri-environmental programmes in the new member countries Finland and Sweden,-why the programmes differ J Sumelius, K Hasund, H Carlsen Workshop on CAP and environment in the EU (1998), Thematic network on CAP …, 1998 | | 1998 |
| Agri‐Environment Problems Before and During Transition J Sumelius, S Bäckman, T Sipiläinen Sociologia Ruralis 45 (3), 153-170, 2005 | 18 | 2005 |
| Agricultural Cooperatives and Their Role in Poverty Reduction in Tanzania J Sumelius, S Bäckman, F Bee Cooperatives in the Global Economy, 59, 2021 | | 2021 |
| Agricultural management. Basic knowledge bachelor J Sumelius EUROPEAN REVIEW OF AGRICULTURAL ECONOMICS 36 (1), 131-132, 2009 | | 2009 |
| Agriculture, trade and the environment: Greve, Denmark, 22.-24.5. 1997 J Sumelius | | 1997 |
| Agriculture, trade and the environment: seminar report J Sumelius Environmental Conservation 24 (4), 364, 1997 | | 1997 |