| article html file updated | 23 February 2021 07:31 CET | Update | https://www.mdpi.com/2079-3200/5/2/25 |
| article html file updated | 8 February 2020 08:03 CET | Update | N/A |
| article html file updated | 3 May 2019 17:53 CEST | Update | N/A |
| article html file updated | 13 June 2017 12:07 CEST | Original file | N/A |
| article xml uploaded. | 13 June 2017 12:06 CEST | Original file | https://www.mdpi.com/2079-3200/5/2/25/xml |
| article pdf uploaded. | 13 June 2017 12:06 CEST | Updated version of record | https://www.mdpi.com/2079-3200/5/2/25/pdf |
| article pdf uploaded. | 12 June 2017 10:40 CEST | Version of Record | https://www.mdpi.com/2079-3200/5/2/25/pdf-vor |
