APA

Bedyk I., Colyar J., World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro B. & Colyar J.Solving stability problems from PKN orlen's residue hydrocracker. : .

Chicago

Bedyk Ireneusz, Colyar James, World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro Brasil) and Colyar James.Solving stability problems from PKN orlen's residue hydrocracker. : .

Harvard

Bedyk I., Colyar J., World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro B. and Colyar J.Solving stability problems from PKN orlen's residue hydrocracker. : .

MLA

Bedyk Ireneusz, Colyar James, World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro Brasil) and Colyar James.: . .