Pentti Eskola - Wikipedia

Metamorphic Rock: Most Up-to-Date Encyclopedia, News & Reviews

Lake Lappajarvi: Most Up-to-Date Encyclopedia, News & Reviews

Eskolaite: Mineral information, data and localities.

Perspectives on Activity Theory

Helsinki Grand Prix - Wikiwand

Tampereen yliopiston professorit: Pertti Alasuutari, Juha Suoranta, Antti Eskola, Reino Kurki-Suonio, Urpo Harva, Kaarle Nordenstreng

Mouhijärvi Parish, Turku-Pori, Finland Genealogy • FamilySearch

Scientists Books: Nevanlinna Rolf

Ferdinand Zirkel Biography - German geologist and petrographer

Peter Romanovsky Biography

13 Metamorphism of Mafic and Ultramafic Rocks – Open Petrology

13 Metamorphism of Mafic and Ultramafic Rocks – Open Petrology