Rookmaaker, L.C. 1999. The name of the black rhinoceros (Factfile, no 1). Rhino Watch 10 in SA Game & Hunt 5 (1): 2.
Rookmaaker, L.C. 1999. Tracking the rhinoceros – share your experiences. Mitteilungen der Namibia Wissenschaftlichen Gesellschaft 40: 2.
Rookmaaker, L.C. 1999. Review of Africa’s Greatest Hunter – The lost writings of Frederick C. Selous. SA Game and Hunt 5 (12): 32, fig. 1.
Rookmaaker, L.C. 1999. The white rhinoceros in captivity. Rhino Watch 13 in SA Game & Hunt 5 (6): 3.
Rookmaaker, L.C. 1998. Chapter 4. The Indian rhinoceros (Rhinoceros unicornis) in captivity to 1994. In: Rookmaaker, L.C., The rhinoceros in captivity: a list of 2439 rhinoceroses kept from Roman times to 1994. The Hague. pp. 33-115.
Rookmaaker, L.C. 1998. Impressions on a survey documenting the rhinoceros in captivity. Journal of the Bartlett Society 9: 4-6.
Rookmaaker, L.C. 1998. Chapter 5. The Javan rhinoceros (Rhinoceros sondaicus) in captivity to 1994. In: Rookmaaker, L.C., The rhinoceros in captivity: a list of 2439 rhinoceroses kept from Roman times to 1994. The Hague. pp. 117-127.
Rookmaaker, L.C. 1998. Rhinoceros illustrations, 1: W.J. Burchell. Rhino Watch 8 in SA Game & Hunt, 4(5): 40-41, fig. 1.
Rookmaaker, L.C. 1998. Chapter 8 (part). The northern white rhinoceros (Ceratotherium simum cottoni) in captivity to 1994. In: Rookmaaker, L.C., The rhinoceros in captivity: a list of 2439 rhinoceroses kept from Roman times to 1994. The Hague. pp. 270-274.
Rookmaaker, L.C.; Vigne, L.; Martin, E.B. 1998. The rhinoceros fight in India. Pachyderm 25: 28-31, figs. 1-4.
Rookmaaker, L.C. 1998. Chapter 6. The Sumatran rhinoceros (Dicerorhinus sumatrensis) in captivity to 1994. In: In: Rookmaaker, L.C., The rhinoceros in captivity: a list of 2439 rhinoceroses kept from Roman times to 1994. The Hague. pp. 129-153.
Rookmaaker, L.C. 1998. The sources of Linnaeus on the rhinoceros. Svenska Linnesallskapets Arsskrift 1996/97: 61-80, figs. 1-15.
Rookmaaker, L.C. 1998. Chapter 7. The black rhinoceros (Diceros bicornis) in captivity to 1994. In: Rookmaaker, L.C., The rhinoceros in captivity: a list of 2439 rhinoceroses kept from Roman times to 1994. The Hague. pp. 155-244.
Rookmaaker, L.C. 1998. H.R. Rookmaaker (1887-1945), pioneer of nature conservation in the Dutch East Indies. Saugetierkundliche Mitteilungen 41 (1): 3-6, figs. 1-2.
Rookmaaker, L.C. 1998. Chapter 1. Introduction. In: Rookmaaker, L.C., The rhinoceros in captivity: a list of 2439 rhinoceroses kept from Roman times to 1994. The Hague. pp. 1-19.
Rookmaaker, L.C. 1998. Chapter 8. The white rhinoceros (Ceratotherium simum) in captivity to 1994. In: Rookmaaker, L.C., The rhinoceros in captivity: a list of 2439 rhinoceroses kept from Roman times to 1994. The Hague. pp. 244-374.
Rookmaaker, L.C. 1998. Zoological Gardens need a central library!. Newsletter of the Bartlett Society 1998 September: 5.
Rookmaaker, L.C. 1998. Chapter 2. Statistics on demography and reproduction. In: Rookmaaker, L.C., The rhinoceros in captivity: a list of 2439 rhinoceroses kept from Roman times to 1994. The Hague. pp. 21-25.
Rookmaaker, L.C. 1998. The rhinoceros in captivity: a list of 2439 rhinoceroses kept from Roman times to 1994. The Hague, SPB Academic Publishing bv. pp. i-vi, 1-409, 1 pl, figs. 1-166, tables 1-41 [with assistance by Marvin L. Jones; Heinz-Georg Klös and Richard J. Reynols].






