| article html file updated | 8 February 2020 00:03 CET | Update | https://www.mdpi.com/2075-4663/5/1/17 |
| article html file updated | 23 September 2019 11:42 CEST | Update | N/A |
| article html file updated | 4 May 2019 09:54 CEST | Update | N/A |
| article html file updated | 30 March 2017 09:04 CEST | Update | N/A |
| article html file updated | 23 February 2017 10:00 CET | Original file | N/A |
| article xml uploaded. | 23 February 2017 09:59 CET | Original file | https://www.mdpi.com/2075-4663/5/1/17/xml |
| article pdf uploaded. | 23 February 2017 09:59 CET | Version of Record | https://www.mdpi.com/2075-4663/5/1/17/pdf |
