| article html file updated | 8 February 2020 07:30 CET | Update | https://www.mdpi.com/2075-4450/8/2/58 |
| article html file updated | 25 September 2019 04:20 CEST | Update | N/A |
| article html file updated | 3 May 2019 18:56 CEST | Update | N/A |
| article html file updated | 30 June 2017 05:41 CEST | Update | N/A |
| article html file updated | 7 June 2017 08:34 CEST | Original file | N/A |
| article xml uploaded. | 7 June 2017 08:33 CEST | Original file | https://www.mdpi.com/2075-4450/8/2/58/xml |
| article pdf uploaded. | 7 June 2017 08:33 CEST | Updated version of record | https://www.mdpi.com/2075-4450/8/2/58/pdf |
| article pdf uploaded. | 5 June 2017 11:49 CEST | Version of Record | https://www.mdpi.com/2075-4450/8/2/58/pdf-vor |
