| article html file updated | 8 February 2020 01:55 CET | Update | https://www.mdpi.com/2076-0787/6/1/10 |
| article html file updated | 4 May 2019 05:42 CEST | Update | N/A |
| article html file updated | 27 March 2017 05:21 CEST | Update | N/A |
| article html file updated | 24 March 2017 06:52 CET | Update | N/A |
| article html file updated | 21 March 2017 12:42 CET | Original file | N/A |
| article xml uploaded. | 21 March 2017 12:41 CET | Original file | https://www.mdpi.com/2076-0787/6/1/10/xml |
| article pdf uploaded. | 21 March 2017 12:41 CET | Version of Record | https://www.mdpi.com/2076-0787/6/1/10/pdf |
