Gaya APA

Kretschmann, L. et al (2017). Analyzing the economic benefit of unmanned autonomous ships: An exploratory cost-comparison between an autonomous and a conventional bulk carrier (2017). Germany: Elsevier.

Gaya MLA

Kretschmann, Lutz. et al. "Analyzing the economic benefit of unmanned autonomous ships: An exploratory cost-comparison between an autonomous and a conventional bulk carrier". 2017 Germany: Elsevier, 2017. Article.