Richard Maack (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Richard Maack" in Spanish language version.

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3books.google.com

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archive.today

Great Soviet Encyclopedia Richard Maak. Materiales provistos por el Proyecto Rubrikon.

books.google.com

The Standard Cyclopedia of Horticulture por Liberty Hyde Bailey, 1916, pp. 124.
CRC World Dictionary of Plant Names 2000, por Umberto Quattrocchi. p. 1573.
Literature of Travel and Exploration 2002. por Jennifer Speake. Taylor & Francis. p. 1040.

google.com

Lilacs por John L. Fiala, 2002 p. 45. Timber Press.

ipni.org

Todos los géneros y especies descritos por este autor en IPNI.

web.archive.org

Antiquarian Books Maak, R.K. Atlas to «Travel on the Amur river made by order of the Siberian department of the Emperor’s Russian Geographical Society in 1855». San Petersburgo, S.F. Soloviev, 1859.