| article html file updated | 7 February 2020 22:43 CET | Update | https://www.mdpi.com/1996-1073/10/2/180 |
| article html file updated | 23 September 2019 04:10 CEST | Update | N/A |
| article html file updated | 4 May 2019 12:37 CEST | Update | N/A |
| article html file updated | 28 February 2017 10:27 CET | Update | N/A |
| article html file updated | 5 February 2017 09:49 CET | Original file | N/A |
| article xml uploaded. | 5 February 2017 09:48 CET | Update | https://www.mdpi.com/1996-1073/10/2/180/xml |
| article xml uploaded. | 5 February 2017 09:48 CET | Update | N/A |
| article xml uploaded. | 5 February 2017 09:48 CET | Update | N/A |
| article xml uploaded. | 5 February 2017 09:48 CET | Update | N/A |
| article xml uploaded. | 5 February 2017 09:47 CET | Original file | N/A |
| article pdf uploaded. | 5 February 2017 09:47 CET | Version of Record | https://www.mdpi.com/1996-1073/10/2/180/pdf |
