webpage http://dx.doi.org/10.1002/ejic.201900070 https://doi.org/10.1002/ejic.201900473 http://dx.doi.org/10.1002/ejic.201900473 https://doi.org/10.1002/ejic.201900070
Digital Object Identifier (DOI) https://doi.org/10.1002/ejic.201900070 https://doi.org/10.1002/ejic.201900473