El Rincón Olímpico
ISSN: 1131-7787
Year of publication: 2010
Issue: 35
Pages: 169-177
Type: Article
More publications in: Sigma: revista de matemáticas = matematika aldizkaria
ISSN: 1131-7787
Year of publication: 2010
Issue: 35
Pages: 169-177
Type: Article
More publications in: Sigma: revista de matemáticas = matematika aldizkaria