| article html file updated | 8 February 2020 00:25 CET | Update | https://www.mdpi.com/2075-4450/8/1/25 |
| article html file updated | 23 September 2019 13:48 CEST | Update | - |
| article html file updated | 4 May 2019 09:04 CEST | Update | - |
| article html file updated | 30 March 2017 11:03 CEST | Update | - |
| article html file updated | 28 February 2017 09:46 CET | Original file | - |
| article xml uploaded. | 28 February 2017 09:44 CET | Original file | https://www.mdpi.com/2075-4450/8/1/25/xml |
| article pdf uploaded. | 28 February 2017 09:44 CET | Version of Record | https://www.mdpi.com/2075-4450/8/1/25/pdf |
