| article html file updated | 7 February 2020 12:40 CET | Update | https://www.mdpi.com/2076-0760/5/3/37 |
| article html file updated | 21 September 2019 22:10 CEST | Update | - |
| article html file updated | 5 May 2019 08:20 CEST | Update | - |
| article html file updated | 27 March 2019 12:07 CET | Update | - |
| article html file updated | 1 August 2016 11:53 CEST | Original file | - |
| article xml uploaded. | 1 August 2016 11:52 CEST | Original file | https://www.mdpi.com/2076-0760/5/3/37/xml |
| article pdf uploaded. | 1 August 2016 11:52 CEST | Version of Record | https://www.mdpi.com/2076-0760/5/3/37/pdf |
