| article html file updated | 7 February 2020 22:58 CET | Update | https://www.mdpi.com/1996-1073/10/2/194 |
| article html file updated | 23 September 2019 05:37 CEST | Update | - |
| article html file updated | 4 May 2019 12:06 CEST | Update | - |
| article html file updated | 28 February 2017 10:31 CET | Update | - |
| article html file updated | 9 February 2017 10:43 CET | Original file | - |
| article xml uploaded. | 9 February 2017 10:42 CET | Original file | https://www.mdpi.com/1996-1073/10/2/194/xml |
| article pdf uploaded. | 9 February 2017 10:42 CET | Version of Record | https://www.mdpi.com/1996-1073/10/2/194/pdf |
