| article html file updated | 9 February 2020 04:47 CET | Update | https://www.mdpi.com/1999-4893/11/2/16 |
| article html file updated | 30 September 2019 08:07 CEST | Update | N/A |
| article html file updated | 1 May 2019 22:38 CEST | Update | N/A |
| article html file updated | 17 April 2019 21:18 CEST | Update | N/A |
| article html file updated | 28 March 2019 19:19 CET | Update | N/A |
| article html file updated | 14 March 2018 09:16 CET | Update | N/A |
| article html file updated | 30 January 2018 08:59 CET | Original file | N/A |
| article xml uploaded. | 30 January 2018 08:58 CET | Original file | https://www.mdpi.com/1999-4893/11/2/16/xml |
| article pdf uploaded. | 30 January 2018 08:58 CET | Updated version of record | https://www.mdpi.com/1999-4893/11/2/16/pdf |
| article pdf uploaded. | 29 January 2018 17:37 CET | Version of Record | https://www.mdpi.com/1999-4893/11/2/16/pdf-vor |