| article html file updated | 8 February 2020 04:42 CET | Update | https://www.mdpi.com/2075-4450/8/2/46 |
| article html file updated | 24 September 2019 13:56 CEST | Update | N/A |
| article html file updated | 4 May 2019 00:09 CEST | Update | N/A |
| article html file updated | 30 June 2017 05:43 CEST | Update | N/A |
| article html file updated | 2 May 2017 10:21 CEST | Update | N/A |
| article xml uploaded. | 2 May 2017 10:19 CEST | Update | https://www.mdpi.com/2075-4450/8/2/46/xml |
| article pdf uploaded. | 2 May 2017 10:19 CEST | Updated version of record | https://www.mdpi.com/2075-4450/8/2/46/pdf |
| article html file updated | 29 April 2017 12:44 CEST | Original file | N/A |
| article pdf uploaded. | 29 April 2017 12:42 CEST | Version of Record | https://www.mdpi.com/2075-4450/8/2/46/pdf-vor |
