| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1986 | 978-90-6754-096-4 | F.J. Breteler | The African Dichapetalaceae (Agricultural University Wageningen Papers) |
| 1987 | 978-90-6754-099-5 | Rudjiman | A Revision of Beaumontia Wallich, Kibatalia G. Don and Vallariopsis Woodson\Apocynaceae: Series of Revisions of Apocynaceae XIX (Agricultural University Wageningen Papers, 86-5.) |