| article html file updated | 9 February 2020 18:27 CET | Update | https://www.mdpi.com/2297-8739/5/2/29 |
| article html file updated | 3 October 2019 19:36 CEST | Update | - |
| article html file updated | 30 April 2019 18:00 CEST | Update | - |
| article html file updated | 16 April 2019 18:27 CEST | Update | - |
| article html file updated | 30 March 2019 03:02 CET | Update | - |
| article html file updated | 27 June 2018 09:44 CEST | Update | - |
| article html file updated | 21 May 2018 12:49 CEST | Original file | - |
| article pdf uploaded. | 21 May 2018 12:48 CEST | Version of Record | https://www.mdpi.com/2297-8739/5/2/29/pdf |
| article xml uploaded. | 21 May 2018 12:48 CEST | Update | https://www.mdpi.com/2297-8739/5/2/29/xml |
| article xml file uploaded | 21 May 2018 12:48 CEST | Original file | - |
