APA Citation

Berthelon, M., & Freund, C. (2012). On the Conservation of Distance in International Trade.

Chicago Style Citation

Berthelon, Matias, and Caroline Freund. On the Conservation of Distance in International Trade. 2012.

MLA Citation

Berthelon, Matias, and Caroline Freund. On the Conservation of Distance in International Trade. 2012.

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