| article html file updated | 9 February 2020 05:48 CET | Update | https://www.mdpi.com/2305-6304/6/1/13 |
| article html file updated | 30 September 2019 14:27 CEST | Update | N/A |
| article html file updated | 1 May 2019 20:19 CEST | Update | N/A |
| article html file updated | 17 April 2019 19:22 CEST | Update | N/A |
| article html file updated | 28 March 2019 21:33 CET | Update | N/A |
| article html file updated | 28 March 2018 03:44 CEST | Update | N/A |
| article html file updated | 7 February 2018 09:45 CET | Original file | N/A |
| article xml uploaded. | 7 February 2018 09:44 CET | Original file | https://www.mdpi.com/2305-6304/6/1/13/xml |
| article pdf uploaded. | 7 February 2018 09:44 CET | Version of Record | https://www.mdpi.com/2305-6304/6/1/13/pdf |
