| article html file updated | 7 February 2020 12:40 CET | Update | https://www.mdpi.com/2076-0760/5/3/38 |
| article html file updated | 21 September 2019 22:11 CEST | Update | N/A |
| article html file updated | 5 May 2019 08:19 CEST | Update | N/A |
| article html file updated | 27 March 2019 12:07 CET | Update | N/A |
| article html file updated | 1 August 2016 12:22 CEST | Original file | N/A |
| article xml uploaded. | 1 August 2016 12:21 CEST | Original file | https://www.mdpi.com/2076-0760/5/3/38/xml |
| article pdf uploaded. | 1 August 2016 12:21 CEST | Version of Record | https://www.mdpi.com/2076-0760/5/3/38/pdf |
