746 resultados para Jurva Risto
Resumo:
Aila Lauha
Resumo:
Erkki Sevänen ja Risto Turunen
Resumo:
Erkki Sevänen ja Risto Turunen
Resumo:
Risto Ihamuotila
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Summary: Productivity, work quality and operation costs of excavators in site preparation on peatlands