| article html file updated | 8 February 2020 12:47 CET | Update | https://www.mdpi.com/2075-4450/8/3/81 |
| article html file updated | 26 September 2019 08:40 CEST | Update | - |
| article html file updated | 3 May 2019 08:29 CEST | Update | - |
| article html file updated | 27 March 2019 19:14 CET | Update | - |
| article html file updated | 6 October 2017 05:07 CEST | Update | - |
| article html file updated | 4 August 2017 11:28 CEST | Original file | - |
| article xml uploaded. | 4 August 2017 11:27 CEST | Original file | https://www.mdpi.com/2075-4450/8/3/81/xml |
| article pdf uploaded. | 4 August 2017 11:27 CEST | Version of Record | https://www.mdpi.com/2075-4450/8/3/81/pdf |
