| article html file updated | 9 February 2020 06:50 CET | Update | https://www.mdpi.com/2077-1444/9/2/62 |
| article html file updated | 1 May 2019 18:00 CEST | Update | N/A |
| article html file updated | 17 April 2019 17:21 CEST | Update | N/A |
| article html file updated | 28 March 2019 23:45 CET | Update | N/A |
| article html file updated | 14 March 2018 15:13 CET | Update | N/A |
| article html file updated | 23 February 2018 07:42 CET | Original file | N/A |
| article xml uploaded. | 23 February 2018 07:41 CET | Original file | https://www.mdpi.com/2077-1444/9/2/62/xml |
| article pdf uploaded. | 23 February 2018 07:41 CET | Updated version of record | https://www.mdpi.com/2077-1444/9/2/62/pdf |
| article pdf uploaded. | 16 February 2018 05:49 CET | Version of Record | https://www.mdpi.com/2077-1444/9/2/62/pdf-vor |
