| article html file updated | 9 February 2020 10:14 CET | Update | https://www.mdpi.com/2077-0472/8/3/44 |
| article html file updated | 1 October 2019 17:34 CEST | Update | - |
| article html file updated | 1 May 2019 10:54 CEST | Update | - |
| article html file updated | 17 April 2019 10:45 CEST | Update | - |
| article html file updated | 29 March 2019 07:25 CET | Update | - |
| article html file updated | 26 March 2018 12:19 CEST | Update | - |
| article html file updated | 18 March 2018 12:21 CET | Original file | - |
| article xml uploaded. | 18 March 2018 12:20 CET | Update | https://www.mdpi.com/2077-0472/8/3/44/xml |
| article pdf uploaded. | 18 March 2018 12:20 CET | Updated version of record | https://www.mdpi.com/2077-0472/8/3/44/pdf |
| article pdf uploaded. | 17 March 2018 11:59 CET | Version of Record | https://www.mdpi.com/2077-0472/8/3/44/pdf-vor |
