| article html file updated | 7 February 2020 18:59 CET | Update | https://www.mdpi.com/2077-1444/7/12/141 |
| article html file updated | 22 September 2019 08:23 CEST | Update | N/A |
| article html file updated | 4 May 2019 20:33 CEST | Update | N/A |
| article html file updated | 28 December 2016 10:40 CET | Update | N/A |
| article html file updated | 2 December 2016 09:51 CET | Original file | N/A |
| article xml uploaded. | 2 December 2016 09:50 CET | Original file | https://www.mdpi.com/2077-1444/7/12/141/xml |
| article pdf uploaded. | 2 December 2016 09:50 CET | Version of Record | https://www.mdpi.com/2077-1444/7/12/141/pdf |
