Cita APA (7th ed.)

Houghton, I., Aplin, K., & Nicoll, K. (2013). Triboelectric charging of volcanic ash from the 2011 Grimsvotn eruption.

Cita Chicago (17th ed.)

Houghton, I., K. Aplin, i K. Nicoll. Triboelectric Charging of Volcanic Ash from the 2011 Grimsvotn Eruption. 2013.

Cita MLA (9th ed.)

Houghton, I., et al. Triboelectric Charging of Volcanic Ash from the 2011 Grimsvotn Eruption. 2013.