| article html file updated | 7 February 2020 08:21 CET | Update | https://www.mdpi.com/1996-1073/9/5/353 |
| article html file updated | 5 May 2019 16:28 CEST | Update | N/A |
| article html file updated | 27 March 2019 04:04 CET | Update | N/A |
| article html file updated | 26 May 2016 12:56 CEST | Update | N/A |
| article html file updated | 7 May 2016 13:20 CEST | Original file | N/A |
| article xml uploaded. | 7 May 2016 13:18 CEST | Update | https://www.mdpi.com/1996-1073/9/5/353/xml |
| article pdf uploaded. | 7 May 2016 13:18 CEST | Version of Record | https://www.mdpi.com/1996-1073/9/5/353/pdf |
