APA (7th ed.) Citation

Halkoaho, T. A. A., Alapieti, T. T., & Lahtinen, J. J. (1990). The Sompuj�rvi PGE reef in the Penikat layered intrusion, northern Finland. Mineralogy and Petrology, 42(1-4), 39.

Chicago Style (17th ed.) Citation

Halkoaho, T. A. A., T. T. Alapieti, and J. J. Lahtinen. "The Sompuj�rvi PGE Reef in the Penikat Layered Intrusion, Northern Finland." Mineralogy and Petrology 42, no. 1-4 (1990): 39.

MLA (9th ed.) Citation

Halkoaho, T. A. A., et al. "The Sompuj�rvi PGE Reef in the Penikat Layered Intrusion, Northern Finland." Mineralogy and Petrology, vol. 42, no. 1-4, 1990, p. 39.