| article html file updated | 9 February 2020 05:17 CET | Update | https://www.mdpi.com/1996-1073/11/2/324 |
| article html file updated | 30 September 2019 11:09 CEST | Update | N/A |
| article html file updated | 1 May 2019 21:32 CEST | Update | N/A |
| article html file updated | 17 April 2019 20:23 CEST | Update | N/A |
| article html file updated | 28 March 2019 20:23 CET | Update | N/A |
| article html file updated | 14 March 2018 15:44 CET | Update | N/A |
| article html file updated | 2 February 2018 09:07 CET | Original file | N/A |
| article xml uploaded. | 2 February 2018 09:06 CET | Update | https://www.mdpi.com/1996-1073/11/2/324/xml |
| article xml uploaded. | 2 February 2018 09:06 CET | Update | N/A |
| article xml uploaded. | 2 February 2018 09:06 CET | Original file | N/A |
| article pdf uploaded. | 2 February 2018 09:06 CET | Version of Record | https://www.mdpi.com/1996-1073/11/2/324/pdf |
