| article html file updated | 8 February 2020 01:37 CET | Update | https://www.mdpi.com/2075-4442/5/1/8 |
| article html file updated | 23 September 2019 20:44 CEST | Update | N/A |
| article html file updated | 4 May 2019 06:22 CEST | Update | N/A |
| article html file updated | 29 March 2017 10:31 CEST | Update | N/A |
| article html file updated | 16 March 2017 14:24 CET | Original file | N/A |
| article xml uploaded. | 16 March 2017 14:23 CET | Original file | https://www.mdpi.com/2075-4442/5/1/8/xml |
| article pdf uploaded. | 16 March 2017 14:23 CET | Version of Record | https://www.mdpi.com/2075-4442/5/1/8/pdf |
