| article html file updated | 7 February 2020 19:41 CET | Update | https://www.mdpi.com/2075-4450/7/4/76 |
| article html file updated | 22 September 2019 11:52 CEST | Update | N/A |
| article html file updated | 4 May 2019 19:04 CEST | Update | N/A |
| article html file updated | 29 December 2016 04:34 CET | Update | N/A |
| article html file updated | 19 December 2016 10:23 CET | Original file | N/A |
| article xml uploaded. | 19 December 2016 10:22 CET | Update | https://www.mdpi.com/2075-4450/7/4/76/xml |
| article xml uploaded. | 19 December 2016 10:22 CET | Original file | N/A |
| article pdf uploaded. | 19 December 2016 10:22 CET | Version of Record | https://www.mdpi.com/2075-4450/7/4/76/pdf |
