"eBook ISBN","Title","Subtitle","Authors/editors","Copyright year","Edition","DOI","Price (EUR)","Additional info"
"978-1-4612-5020-3","Nonlinear Functional Analysis and its Applications","III: Variational Methods and Optimization","E. Zeidler; L.F. Boron",1985,"1","https://doi.org/10.1007/978-1-4612-5020-3",377,""
