| article html file updated | 8 February 2020 01:50 CET | Update | https://www.mdpi.com/1420-3049/22/3/491 |
| article html file updated | 23 September 2019 21:53 CEST | Update | - |
| article html file updated | 4 May 2019 05:54 CEST | Update | - |
| article html file updated | 11 September 2018 05:38 CEST | Update | - |
| article html file updated | 28 March 2017 12:31 CEST | Update | - |
| article html file updated | 27 March 2017 05:17 CEST | Update | - |
| article html file updated | 22 March 2017 04:29 CET | Original file | - |
| article xml uploaded. | 22 March 2017 04:28 CET | Original file | https://www.mdpi.com/1420-3049/22/3/491/xml |
| article pdf uploaded. | 22 March 2017 04:28 CET | Updated version of record | https://www.mdpi.com/1420-3049/22/3/491/pdf |
| article pdf uploaded. | 20 March 2017 11:53 CET | Version of Record | https://www.mdpi.com/1420-3049/22/3/491/pdf-vor |