| article html file updated | 7 February 2020 23:44 CET | Update | https://www.mdpi.com/2073-4425/8/2/79 |
| article html file updated | 23 September 2019 09:50 CEST | Update | - |
| article html file updated | 4 May 2019 10:35 CEST | Update | - |
| article html file updated | 2 March 2017 10:44 CET | Update | - |
| article html file updated | 18 February 2017 10:04 CET | Original file | - |
| article xml uploaded. | 18 February 2017 10:03 CET | Original file | https://www.mdpi.com/2073-4425/8/2/79/xml |
| article pdf uploaded. | 18 February 2017 10:03 CET | Version of Record | https://www.mdpi.com/2073-4425/8/2/79/pdf |
