In the published article, Figure 1 on p.4 have two definitions mistakenly inverted. The correct figure should display as shown below.
Configuration a) is a tractor and configuration b) is a pusher.
Online ordering is currently unavailable due to technical issues. We apologise for any delays responding to customers while we resolve this. For further updates please visit our website: https://www.cambridge.org/news-and-insights/technical-incident
Published online by Cambridge University Press: 20 February 2023
In the published article, Figure 1 on p.4 have two definitions mistakenly inverted. The correct figure should display as shown below.
Configuration a) is a tractor and configuration b) is a pusher.