A modified benders' decomposition technique for solving large scale unit commitment problems. - Risto Lahdelma; Sampo Ruuth (System Modelling and Optimization, 1993)

SMAA - Stochastic multiobjective acceptability analysis. - Risto Lahdelma; Joonas Hokkanen; Pekka Salminen (Eur. J. Oper. Res., 1998)

Analysis of power pools in the deregulated energy market through simulation. - Simo Makkonen; Risto Lahdelma (Decis. Support Syst., 2001)

SMAA-2: Stochastic Multicriteria Acceptability Analysis for Group Decision Making. - Risto Lahdelma; Pekka Salminen (Oper. Res., 2001)

Numerical optimization with neuroevolution. - Brian Greer; Henri Hakonen; Risto Lahdelma; Risto Miikkulainen (IEEE Congress on Evolutionary Computation, 2002)

Pseudo-criteria versus linear utility function in stochastic multi-criteria acceptability analysis. - Risto Lahdelma; Pekka Salminen (Eur. J. Oper. Res., 2002)

Locating a waste treatment facility by using stochastic multicriteria acceptability analysis with ordinal criteria. - Risto Lahdelma; Pekka Salminen; Joonas Hokkanen (Eur. J. Oper. Res., 2002)

An efficient linear programming algorithm for combined heat and power production. - Risto Lahdelma; Henri Hakonen (Eur. J. Oper. Res., 2003)

Ordinal criteria in stochastic multicriteria acceptability analysis (SMAA). - Risto Lahdelma; Kaisa Miettinen; Pekka Salminen (Eur. J. Oper. Res., 2003)

Testing the efficiency of two pairwise comparison methods in discrete multiple criteria problems. - Risto Lahdelma; Pekka Salminen; Markku Kuula (Eur. J. Oper. Res., 2003)

Group Preference Modelling in SMAA using Belief Functions. - Risto Lahdelma; Tommi Tervonen; Pekka Salminen; José Rui Figueira (Artificial Intelligence and Applications, 2005)

Reference point approach for multiple decision makers. - Risto Lahdelma; Kaisa Miettinen; Pekka Salminen (Eur. J. Oper. Res., 2005)

Multivariate Gaussian criteria in SMAA. - Risto Lahdelma; Simo Makkonen; Pekka Salminen (Eur. J. Oper. Res., 2006)

Classifying efficient alternatives in SMAA using cross confidence factors. - Risto Lahdelma; Pekka Salminen (Eur. J. Oper. Res., 2006)

Stochastic multicriteria acceptability analysis using the data envelopment model. - Risto Lahdelma; Pekka Salminen (Eur. J. Oper. Res., 2006)

Non-convex power plant modelling in energy optimisation. - Simo Makkonen; Risto Lahdelma (Eur. J. Oper. Res., 2006)

An efficient linear model and optimisation algorithm for multi-site combined heat and power production. - Aiying Rong; Henri Hakonen; Risto Lahdelma (Eur. J. Oper. Res., 2006)

Representing incomplete preference information by probability distributions. - Risto Lahdelma; Pekka Salminen (Artificial Intelligence and Applications, 2007)

Efficient algorithms for combined heat and power production planning under the deregulated electricity market. - Aiying Rong; Risto Lahdelma (Eur. J. Oper. Res., 2007)

CO2 emissions trading planning in combined heat and power production via multi-period stochastic optimization. - Aiying Rong; Risto Lahdelma (Eur. J. Oper. Res., 2007)

An efficient envelope-based Branch and Bound algorithm for non-convex combined heat and power production planning. - Aiying Rong; Risto Lahdelma (Eur. J. Oper. Res., 2007)

Implementing stochastic multicriteria acceptability analysis. - Tommi Tervonen; Risto Lahdelma (Eur. J. Oper. Res., 2007)

A variant of the dynamic programming algorithm for unit commitment of combined heat and power systems. - Aiying Rong; Henri Hakonen; Risto Lahdelma (Eur. J. Oper. Res., 2008)

Fuzzy chance constrained linear programming model for optimizing the scrap charge in steel production. - Aiying Rong; Risto Lahdelma (Eur. J. Oper. Res., 2008)

Lagrangian relaxation based algorithm for trigeneration planning with storages. - Aiying Rong; Risto Lahdelma; Peter B. Luh (Eur. J. Oper. Res., 2008)

An improved unit decommitment algorithm for combined heat and power systems. - Aiying Rong; Risto Lahdelma; Martin Grunow (Eur. J. Oper. Res., 2009)

A stochastic method for robustness analysis in sorting problems. - Tommi Tervonen; José Rui Figueira; Risto Lahdelma; Juscelino Almeida Dias; Pekka Salminen (Eur. J. Oper. Res., 2009)

Stochastic Multicriteria Acceptability Analysis (SMAA). - Risto Lahdelma; Pekka Salminen (Trends in Multiple Criteria Decision Analysis, 2010)

Decision support for centralizing cargo at a Moroccan airport hub using stochastic multicriteria acceptability analysis. - Abdellah Menou; Abdelhanine Benallou; Risto Lahdelma; Pekka Salminen (Eur. J. Oper. Res., 2010)

The shape of the utility or value function in stochastic multicriteria acceptability analysis. - Risto Lahdelma; Pekka Salminen (OR Spectr., 2012)

The analytic hierarchy process with stochastic judgements. - Ian N. Durbach; Risto Lahdelma; Pekka Salminen (Eur. J. Oper. Res., 2014)

A two phase approach for the bi-objective non-convex combined heat and power production planning problem. - Aiying Rong; José Rui Figueira; Risto Lahdelma (Eur. J. Oper. Res., 2015)

An efficient model and algorithm for the transmission-constrained multi-site combined heat and power system. - Aiying Rong; Risto Lahdelma (Eur. J. Oper. Res., 2017)

Impact of V2G, V2H and FCR to Electricity Costs of Households with Varying Primary Heating Sources. - Johannes Einolander; Annamari Kiviaho; Risto Lahdelma (ITSC, 2023)