| article html file updated | 8 February 2020 09:27 CET | Update | https://www.mdpi.com/2076-0817/6/3/29 |
| article html file updated | 25 September 2019 14:38 CEST | Update | N/A |
| article html file updated | 3 May 2019 15:15 CEST | Update | N/A |
| article html file updated | 30 September 2017 11:38 CEST | Update | N/A |
| article html file updated | 29 June 2017 13:30 CEST | Update | N/A |
| article xml uploaded. | 29 June 2017 13:29 CEST | Update | https://www.mdpi.com/2076-0817/6/3/29/xml |
| article pdf uploaded. | 29 June 2017 13:29 CEST | Updated version of record | https://www.mdpi.com/2076-0817/6/3/29/pdf |
| article html file updated | 28 June 2017 12:08 CEST | Original file | N/A |
| article pdf uploaded. | 28 June 2017 12:07 CEST | Version of Record | https://www.mdpi.com/2076-0817/6/3/29/pdf-vor |
