| article html file updated | 8 February 2020 00:09 CET | Update | https://www.mdpi.com/2075-4701/7/3/73 |
| article html file updated | 23 September 2019 12:16 CEST | Update | N/A |
| article html file updated | 4 May 2019 09:40 CEST | Update | N/A |
| article html file updated | 28 March 2017 11:04 CEST | Update | N/A |
| article html file updated | 24 February 2017 07:38 CET | Original file | N/A |
| article xml uploaded. | 24 February 2017 07:37 CET | Original file | https://www.mdpi.com/2075-4701/7/3/73/xml |
| article pdf uploaded. | 24 February 2017 07:37 CET | Version of Record | https://www.mdpi.com/2075-4701/7/3/73/pdf |
