https://www.sciencedirect.com/science/article/pii/S0016328717304056?casa_token=CmoBq_vViBEAAAAA:2hAGZtDc7Pivr7EjlS39gAorf9KzSV01ik5nuwP-0x3j8c0VxRUpmd_4w0f1LND2wsY2hpe-XNJ7 2018 General Medium