Obbink, B. K. (1995). Moving boundary problems in relation with equations of L̈wner-Kufareev type. B.K. Obbink.
Lua i Stíl Chicago (17ú heag.)Obbink, Bart Klein. Moving Boundary Problems in Relation with Equations of L̈wner-Kufareev Type. Amsterdam: B.K. Obbink, 1995.
Lua MLA (8ú heag.)Obbink, Bart Klein. Moving Boundary Problems in Relation with Equations of L̈wner-Kufareev Type. B.K. Obbink, 1995.
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