| article html file updated | 9 February 2020 06:36 CET | Update | https://www.mdpi.com/2075-163X/8/2/67 |
| article html file updated | 30 September 2019 19:09 CEST | Update | N/A |
| article html file updated | 1 May 2019 18:31 CEST | Update | N/A |
| article html file updated | 17 April 2019 17:49 CEST | Update | N/A |
| article html file updated | 28 March 2019 23:15 CET | Update | N/A |
| article html file updated | 14 March 2018 15:08 CET | Update | N/A |
| article html file updated | 13 February 2018 19:28 CET | Original file | N/A |
| article xml uploaded. | 13 February 2018 19:26 CET | Update | https://www.mdpi.com/2075-163X/8/2/67/xml |
| article xml uploaded. | 13 February 2018 19:26 CET | Update | N/A |
| article xml uploaded. | 13 February 2018 19:26 CET | Original file | N/A |
| article pdf uploaded. | 13 February 2018 19:23 CET | Version of Record | https://www.mdpi.com/2075-163X/8/2/67/pdf |
