| article html file updated | 9 February 2020 22:26 CET | Update | https://www.mdpi.com/2310-2861/4/3/56 |
| article html file updated | 4 October 2019 20:24 CEST | Update | - |
| article html file updated | 30 April 2019 08:36 CEST | Update | - |
| article html file updated | 16 April 2019 03:37 CEST | Update | - |
| article html file updated | 30 March 2019 13:11 CET | Update | - |
| article html file updated | 1 August 2018 04:40 CEST | Update | - |
| article html file updated | 31 July 2018 09:59 CEST | Update | - |
| article html file updated | 22 June 2018 09:44 CEST | Original file | - |
| article pdf uploaded. | 22 June 2018 09:43 CEST | Version of Record | https://www.mdpi.com/2310-2861/4/3/56/pdf |
| article xml uploaded. | 22 June 2018 09:43 CEST | Update | https://www.mdpi.com/2310-2861/4/3/56/xml |
| article xml file uploaded | 22 June 2018 09:43 CEST | Original file | - |
