Cita APA (7th ed.)

Kartal, M., Mulvihill, D., Nowell, D., & Hills, D. (2011). Measurement of tangential contact stiffness in frictional contacts: The effect of normal pressure.

Cita Chicago (17th ed.)

Kartal, M., D. Mulvihill, D. Nowell, i D. Hills. Measurement of Tangential Contact Stiffness in Frictional Contacts: The Effect of Normal Pressure. 2011.

Cita MLA (9th ed.)

Kartal, M., et al. Measurement of Tangential Contact Stiffness in Frictional Contacts: The Effect of Normal Pressure. 2011.