| article html file updated | 8 February 2020 09:02 CET | Update | https://www.mdpi.com/2075-4450/8/3/64 |
| article html file updated | 25 September 2019 12:24 CEST | Update | N/A |
| article html file updated | 3 May 2019 16:02 CEST | Update | N/A |
| article html file updated | 6 October 2017 05:09 CEST | Update | N/A |
| article html file updated | 23 June 2017 08:10 CEST | Original file | N/A |
| article xml uploaded. | 23 June 2017 08:09 CEST | Original file | https://www.mdpi.com/2075-4450/8/3/64/xml |
| article pdf uploaded. | 23 June 2017 08:09 CEST | Version of Record | https://www.mdpi.com/2075-4450/8/3/64/pdf |
