Parallel and comparative use of three multicriteria decision support methods in an environmental portfolio problem. - Mika Marttunen; Arto Haara; Turo Hjerppe; Mikko Kurttila; Juuso Liesiö; Jyri Mustajoki; Heli Saarikoski; Anne Tolvanen (Eur. J. Oper. Res., 2023)