| article html file updated | 9 February 2020 07:33 CET | Update | https://www.mdpi.com/1996-1073/11/3/474 |
| article html file updated | 1 October 2019 00:41 CEST | Update | N/A |
| article html file updated | 1 May 2019 16:29 CEST | Update | N/A |
| article html file updated | 17 April 2019 15:55 CEST | Update | N/A |
| article html file updated | 29 March 2019 01:20 CET | Update | N/A |
| article html file updated | 27 March 2018 05:12 CEST | Update | N/A |
| article html file updated | 25 February 2018 07:41 CET | Original file | N/A |
| article xml uploaded. | 25 February 2018 07:40 CET | Update | https://www.mdpi.com/1996-1073/11/3/474/xml |
| article xml uploaded. | 25 February 2018 07:40 CET | Update | N/A |
| article xml uploaded. | 25 February 2018 07:40 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2018 07:40 CET | Version of Record | https://www.mdpi.com/1996-1073/11/3/474/pdf |