Richard W. Unger https://www.cepese.pt/portal.%22%22%26quot%26quot/en/publications/authors/richard-w-unger https://www.cepese.pt/portal.%22%22%26quot%26quot/@@site-logo/CEPESE+home.png Richard W. Unger Artigos Dutch Nautical Sciences in the Golden Age: the Portuguese Influence 2011