| article html file updated | 8 February 2020 08:41 CET | Update | https://www.mdpi.com/2079-9292/6/2/46 |
| article html file updated | 25 September 2019 10:31 CEST | Update | N/A |
| article html file updated | 3 May 2019 16:42 CEST | Update | N/A |
| article html file updated | 28 June 2017 13:04 CEST | Update | N/A |
| article html file updated | 21 June 2017 12:14 CEST | Original file | N/A |
| article xml uploaded. | 21 June 2017 12:13 CEST | Original file | https://www.mdpi.com/2079-9292/6/2/46/xml |
| article pdf uploaded. | 21 June 2017 12:13 CEST | Updated version of record | https://www.mdpi.com/2079-9292/6/2/46/pdf |
| article pdf uploaded. | 19 June 2017 13:33 CEST | Version of Record | https://www.mdpi.com/2079-9292/6/2/46/pdf-vor |
