| article html file updated | 9 February 2020 03:41 CET | Update | https://www.mdpi.com/2076-3417/8/1/140 |
| article html file updated | 30 September 2019 01:49 CEST | Update | - |
| article html file updated | 2 May 2019 00:57 CEST | Update | - |
| article html file updated | 17 April 2019 23:19 CEST | Update | - |
| article html file updated | 28 March 2019 16:58 CET | Update | - |
| article html file updated | 1 February 2018 13:42 CET | Update | - |
| article html file updated | 22 January 2018 07:08 CET | Update | - |
| article xml uploaded. | 22 January 2018 07:06 CET | Update | https://www.mdpi.com/2076-3417/8/1/140/xml |
| article pdf uploaded. | 22 January 2018 07:06 CET | Updated version of record | https://www.mdpi.com/2076-3417/8/1/140/pdf |
| article html file updated | 19 January 2018 16:33 CET | Original file | - |
| article xml uploaded. | 19 January 2018 16:32 CET | Original file | - |
| article pdf uploaded. | 19 January 2018 16:32 CET | Version of Record | https://www.mdpi.com/2076-3417/8/1/140/pdf-vor |