_:b15515 . _:b15516 . _:b15517 . _:b15518 . _:b15515 . "GL_Layer"@en . _:b15517 "1"^^ . _:b15518 . . _:b15518 . _:b15516 "1"^^ . _:b15517 . "Data model for the Global Soil Information System (GloSIS) v1.0, edited by Tomas Reznik and Katharina Schleidt"@en . _:b15516 . _:b15515 . _:b15518 "1"^^ . . _:b15517 . _:b15516 . _:b15515 "1"^^ .