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Aus einem Schreiben des Herrn Professors A. Secchi an den Herausgeber
Author(s) -
Secchi A.
Publication year - 1866
Publication title -
astronomische nachrichten
Language(s) - German
Resource type - Journals
SCImago Journal Rank - 0.394
H-Index - 63
eISSN - 1521-3994
pISSN - 0004-6337
DOI - 10.1002/asna.18660670106
Subject(s) - secchi disk , citation , library science , physics , computer science , biology , ecology , nutrient , eutrophication