| article html file updated | 9 February 2020 04:20 CET | Update | https://www.mdpi.com/2079-9292/7/2/12 |
| article html file updated | 30 September 2019 05:24 CEST | Update | N/A |
| article html file updated | 1 May 2019 23:35 CEST | Update | N/A |
| article html file updated | 17 April 2019 22:10 CEST | Update | N/A |
| article html file updated | 28 March 2019 18:20 CET | Update | N/A |
| article html file updated | 14 March 2018 11:26 CET | Update | N/A |
| article html file updated | 25 January 2018 15:58 CET | Original file | N/A |
| article xml uploaded. | 25 January 2018 15:57 CET | Update | https://www.mdpi.com/2079-9292/7/2/12/xml |
| article xml uploaded. | 25 January 2018 15:57 CET | Original file | N/A |
| article pdf uploaded. | 25 January 2018 15:57 CET | Version of Record | https://www.mdpi.com/2079-9292/7/2/12/pdf |
