Hartemink, A. E., McBratney, A., & Mendonca-Santos, M. d. L. Digital soil mapping with limited data.
Lua i Stíl Chicago (17ú heag.)Hartemink, Alfred E., Alex McBratney, agus María de Lourdes Mendonca-Santos. Digital Soil Mapping with Limited Data.
Lua MLA (8ú heag.)Hartemink, Alfred E., et al. Digital Soil Mapping with Limited Data.
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