| article html file updated | 8 February 2020 02:49 CET | Update | https://www.mdpi.com/2079-4983/8/2/12 |
| article html file updated | 24 September 2019 03:33 CEST | Update | N/A |
| article html file updated | 4 May 2019 03:46 CEST | Update | N/A |
| article html file updated | 11 December 2018 08:23 CET | Update | N/A |
| article html file updated | 30 June 2017 05:44 CEST | Update | N/A |
| article html file updated | 6 April 2017 07:20 CEST | Original file | N/A |
| article xml uploaded. | 6 April 2017 07:18 CEST | Original file | https://www.mdpi.com/2079-4983/8/2/12/xml |
| article pdf uploaded. | 6 April 2017 07:18 CEST | Updated version of record | https://www.mdpi.com/2079-4983/8/2/12/pdf |
| article pdf uploaded. | 3 April 2017 09:46 CEST | Version of Record | https://www.mdpi.com/2079-4983/8/2/12/pdf-vor |