| article html file updated | 8 February 2020 23:04 CET | Update | https://www.mdpi.com/1422-0067/18/12/2607 |
| article html file updated | 28 September 2019 23:27 CEST | Update | - |
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| article html file updated | 5 December 2017 09:52 CET | Update | - |
| article xml uploaded. | 5 December 2017 09:51 CET | Update | https://www.mdpi.com/1422-0067/18/12/2607/xml |
| article xml uploaded. | 5 December 2017 09:51 CET | Update | - |
| article pdf uploaded. | 5 December 2017 09:51 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/12/2607/pdf |
| article html file updated | 4 December 2017 15:42 CET | Original file | - |
| article xml uploaded. | 4 December 2017 15:40 CET | Original file | - |
| article pdf uploaded. | 4 December 2017 15:40 CET | Version of Record | https://www.mdpi.com/1422-0067/18/12/2607/pdf-vor |