Metsäojien konekaivun vaikeusluokitus ja hinnoittelu.
Subtitle: Classification of digging difficulty and pricing in forest ditching with light excavators
By: [kirj.] Matti Aitolahti [ja] Olavi Huikari.
Contributors: Huikari, Olavi, joint author.
Series: Folia forestalia,; 61
Published: 1969
Place of publication: Helsinki
Language: fin
Subjects: Forestry engineering.; Forest machinery.; Ditches.
Other titles: Classification of digging difficulty and pricing in forest ditching with light excavators.
Notes: Summary in English.