@incollection{Hoeppner13, author = {Astrid Hoeppner and Lutz Schmitt and Sander H.J. Smits}, title = {Proteins and Their Ligands: Their Importance and How to Crystallize Them}, booktitle = {Advanced Topics on Crystal Growth}, publisher = {IntechOpen}, address = {Rijeka}, year = {2013}, editor = {Sukarno Olavo Ferreira}, chapter = {1}, doi = {10.5772/53951}, url = {https://doi.org/10.5772/53951} }