| article html file updated | 30 August 2025 09:38 CEST | Update | https://www.mdpi.com/2073-4409/7/12/246 |
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| article xml uploaded. | 7 December 2018 12:06 CET | Update | https://www.mdpi.com/2073-4409/7/12/246/xml |
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| article pdf uploaded. | 7 December 2018 12:06 CET | Updated version of record | https://www.mdpi.com/2073-4409/7/12/246/pdf |
| article html file updated | 6 December 2018 07:57 CET | Original file | N/A |
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| article xml uploaded. | 6 December 2018 07:56 CET | Update | N/A |
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