{"contributors":[{"last":"Kelley","middle":"K","first":"K","function":"author"},{"last":"United States. Bureau of Mines.","function":"author"}],"title":"Contributions to the data on theoretical metallurgy XIII, XIII,","style":"apa","source":"website","website":{"title":"Contributions to the data on theoretical metallurgy XIII, XIII,"},"pubonline":{"url":"http:\/\/digital.library.unt.edu\/ark:\/67531\/metadc12739","title":"Contributions to the data on theoretical metallurgy XIII, XIII,"},"oclc":"693388901","datasource":"http:\/\/www.worldcat.org","pubtype":{"main":"pubonline"}}