@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema: <http://schema.org/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix xml: <http://www.w3.org/XML/1998/namespace> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<http://urn.fi/URN:NBN:fi:bib:me:W00050838100> schema:author <http://urn.fi/URN:NBN:fi:au:pn:000047228> ;
    schema:name "An analytical method for calculating the pure ridge resistance encountered by ships in first year ice ridges" .

<http://urn.fi/URN:NBN:fi:bib:me:W00070943900> schema:author <http://urn.fi/URN:NBN:fi:au:pn:000047228> ;
    schema:name "The shape and size of ice ridges in the Baltic according to measurements and calculations" .

<http://urn.fi/URN:NBN:fi:bib:me:W00080116100> schema:author <http://urn.fi/URN:NBN:fi:au:pn:000047228> ;
    schema:name "Presentation of sea ice ridges in general and physical characteristics of Baltic ridges for ship resistance calculations" .

<http://urn.fi/URN:NBN:fi:bib:me:W00080116300> schema:author <http://urn.fi/URN:NBN:fi:au:pn:000047228> ;
    schema:name "Measurements of physical characteristics of ridges on April 14 and 15, 1977" .

<http://urn.fi/URN:NBN:fi:bib:me:W00384398400> schema:author <http://urn.fi/URN:NBN:fi:au:pn:000047228> ;
    schema:name "The phases of navigating through ridges with a ship" .

<http://urn.fi/URN:NBN:fi:au:pn:000047228> a schema:Person ;
    schema:name "Keinonen, Arno" .