APA (7th ed.) Citation

Assis, A. K. T. (2004). Surface charges and external electric field in a toroid carrying a steady current. Sociedade Brasileira de Física.

Chicago Style (17th ed.) Citation

Assis, A. K. T. Surface Charges and External Electric Field in a Toroid Carrying a Steady Current. Sociedade Brasileira de Física, 2004.

MLA (9th ed.) Citation

Assis, A. K. T. Surface Charges and External Electric Field in a Toroid Carrying a Steady Current. Sociedade Brasileira de Física, 2004.

Warning: These citations may not always be 100% accurate.