| article html file updated | 9 February 2020 05:21 CET | Update | https://www.mdpi.com/1996-1073/11/2/342 |
| article html file updated | 30 September 2019 11:36 CEST | Update | N/A |
| article html file updated | 1 May 2019 21:22 CEST | Update | N/A |
| article html file updated | 17 April 2019 20:15 CEST | Update | N/A |
| article html file updated | 28 March 2019 20:32 CET | Update | N/A |
| article html file updated | 14 March 2018 15:51 CET | Update | N/A |
| article html file updated | 2 February 2018 15:05 CET | Original file | N/A |
| article xml uploaded. | 2 February 2018 15:04 CET | Update | https://www.mdpi.com/1996-1073/11/2/342/xml |
| article xml uploaded. | 2 February 2018 15:04 CET | Update | N/A |
| article xml uploaded. | 2 February 2018 15:04 CET | Update | N/A |
| article xml uploaded. | 2 February 2018 15:04 CET | Original file | N/A |
| article pdf uploaded. | 2 February 2018 15:04 CET | Version of Record | https://www.mdpi.com/1996-1073/11/2/342/pdf |
