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| Strien, N.J., 1978. Bibliography on the Indian elephant (Elephas maximus). Wageningen, LH Nature Conservation: pp. 1-25
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| Strien, N.J. van, 1977. Final report on the 1977 fieldwork, tenth Mamas expedition. Progress Report, no. 7, pp. 1-6
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| Strien, N.J. van, 1976. Fourth, fifth and sixth Mamas expedition, January - July 1976. Progress Report, no. 4, pp. 1-6
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| Strien, N.J. van, 1976. Sumatran rhinoceros international conservation programme, project 884. WWF Yearbook 1975-1976: 124-126
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| Strien, N.J. van, 1975. Dicerorhinus sumatrensis (Fischer), the Sumatran or two-horned rhinoceros: a study of literature. Mededelingen van de Nederlandse Commissie voor Internationale Natuurbescherming 22: 1-82
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| Strien, N.J. van, 1974. Dicerorhinus sumatrensis (Fischer), the Sumatran or two-horned rhinoceros: a study of literature. Mededelingen Landbouwhogeschool Wageningen 74 (16): 1-82, pl. 1, figs. 1-2, maps 1-2
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