1.
Sur le calendrier de Faune en Belgique
2.
3.
4.
5.
6.
7.
Het vogeljaar : Nederlandsche vogels in hun leven geschetst /
Birds on a Balustrade, with the Amsterdam Town Hall in the Background
Louisiana Herons [Tricolored Herons] Rising, Dutcher's Island, Louisiana
Nieuws van het Zwin: 18 oktober 1980
Les tenderies en Belgique; commentaire du règlement du 15 aout 1906 sur les oiseaux insectivores.
First evidence of plastic ingestion by Red-billed Tropicbirds Phaethon aethereus from St. Eustatius, Caribbean Netherlands.
Birds from North Borneo University of Kansas Publications, Museum of Natural History, Volume 17, No. 8, pp. 377-433, October 27, 1966
PERBANDINGAN KEANEKARAGAMAN JENIS BURUNG DI KAWASAN MATA IE KECAMATAN DARUL IMARAH DAN DI GAMPONG IBOIH PULAU WEH SABANG