APA

Gawrys K. L., Blankenship G. A. & Blankenship G. A.On the distribution of chemical properties and aggregation of solubility fractions in asphaltenes. : .

Chicago

Gawrys Keith L, Blankenship George A and Blankenship George A.On the distribution of chemical properties and aggregation of solubility fractions in asphaltenes. : .

Harvard

Gawrys K. L., Blankenship G. A. and Blankenship G. A.On the distribution of chemical properties and aggregation of solubility fractions in asphaltenes. : .

MLA

Gawrys Keith L, Blankenship George A and Blankenship George A.: . .