| article html file updated | 7 February 2020 07:32 CET | Update | https://www.mdpi.com/1420-3049/21/4/516 |
| article html file updated | 21 September 2019 15:34 CEST | Update | - |
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| article html file updated | 27 March 2019 02:26 CET | Update | - |
| article html file updated | 17 September 2018 04:12 CEST | Update | - |
| article html file updated | 28 April 2016 12:01 CEST | Update | - |
| article html file updated | 25 April 2016 04:00 CEST | Update | - |
| article xml uploaded. | 25 April 2016 03:57 CEST | Update | https://www.mdpi.com/1420-3049/21/4/516/xml |
| article pdf uploaded. | 25 April 2016 03:57 CEST | Updated version of record | https://www.mdpi.com/1420-3049/21/4/516/pdf |
| article html file updated | 20 April 2016 16:08 CEST | Original file | - |
| article pdf uploaded. | 20 April 2016 16:07 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/4/516/pdf-vor |
