| article html file updated | 9 February 2020 02:36 CET | Update | https://www.mdpi.com/2073-4425/9/1/27 |
| article html file updated | 29 September 2019 19:31 CEST | Update | N/A |
| article html file updated | 2 May 2019 03:11 CEST | Update | N/A |
| article html file updated | 18 April 2019 01:21 CEST | Update | N/A |
| article html file updated | 28 March 2019 14:30 CET | Update | N/A |
| article html file updated | 1 February 2018 07:56 CET | Update | N/A |
| article html file updated | 10 January 2018 14:18 CET | Original file | N/A |
| article xml uploaded. | 10 January 2018 14:17 CET | Original file | https://www.mdpi.com/2073-4425/9/1/27/xml |
| article pdf uploaded. | 10 January 2018 14:16 CET | Version of Record | https://www.mdpi.com/2073-4425/9/1/27/pdf |
