| article html file updated | 8 February 2020 09:07 CET | Update | https://www.mdpi.com/2226-4310/4/3/33 |
| article html file updated | 25 September 2019 12:48 CEST | Update | - |
| article html file updated | 3 May 2019 15:54 CEST | Update | - |
| article html file updated | 30 September 2017 11:40 CEST | Update | - |
| article html file updated | 18 September 2017 05:47 CEST | Update | - |
| article xml uploaded. | 18 September 2017 05:46 CEST | Update | https://www.mdpi.com/2226-4310/4/3/33/xml |
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| article pdf uploaded. | 18 September 2017 05:46 CEST | Updated version of record | https://www.mdpi.com/2226-4310/4/3/33/pdf |
| article html file updated | 28 June 2017 22:27 CEST | Original file | - |
| article pdf uploaded. | 28 June 2017 03:14 CEST | Updated version of record | https://www.mdpi.com/2226-4310/4/3/33/pdf-vor |
| article pdf uploaded. | 23 June 2017 15:13 CEST | Version of Record | https://www.mdpi.com/2226-4310/4/3/33/pdf-vor |
