| article html file updated | 7 February 2020 08:58 CET | Update | https://www.mdpi.com/2075-4442/4/2/16 |
| article html file updated | 5 May 2019 15:18 CEST | Update | - |
| article html file updated | 27 March 2019 05:11 CET | Update | - |
| article html file updated | 19 May 2016 15:18 CEST | Original file | - |
| article xml uploaded. | 19 May 2016 15:17 CEST | Original file | https://www.mdpi.com/2075-4442/4/2/16/xml |
| article pdf uploaded. | 19 May 2016 15:17 CEST | Version of Record | https://www.mdpi.com/2075-4442/4/2/16/pdf |
