The Valesio Project : final interim report : campaign of 1990 / Johannes Boersma, Gert-Jan Burgers, Douwe Yntema
| rdfs:label | "The Valesio Project : final interim report : campaign of 1990 / Johannes Boersma, Gert-Jan Burgers, Douwe Yntema" |
| schema:name | "The Valesio Project : final interim report : campaign of 1990" |
| schema:author | Boersma, Johannes Sipko (1935-) |
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"1991" |
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"en" |
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schema:number |
131 |
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