| article html file updated | 7 February 2020 15:11 CET | Update | https://www.mdpi.com/2079-9292/5/3/60 |
| article html file updated | 5 May 2019 03:44 CEST | Update | - |
| article html file updated | 28 September 2016 08:04 CEST | Update | - |
| article html file updated | 20 September 2016 09:41 CEST | Original file | - |
| article xml uploaded. | 20 September 2016 09:40 CEST | Update | https://www.mdpi.com/2079-9292/5/3/60/xml |
| article xml uploaded. | 20 September 2016 09:40 CEST | Original file | - |
| article pdf uploaded. | 20 September 2016 09:40 CEST | Version of Record | https://www.mdpi.com/2079-9292/5/3/60/pdf |
