APA (7 वां संस्करण) प्रशस्ति पत्र

Obbink, B. K. (1995). Moving boundary problems in relation with equations of L̈wner-Kufareev type. B.K. Obbink.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Obbink, Bart Klein. Moving Boundary Problems in Relation with Equations of L̈wner-Kufareev Type. Amsterdam: B.K. Obbink, 1995.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Obbink, Bart Klein. Moving Boundary Problems in Relation with Equations of L̈wner-Kufareev Type. B.K. Obbink, 1995.