@misc{indiciaeb3df439511d6, title = {[Thin-layer chromatography. IV. Insertion scheme, marginal effect, "acid and base" layers, gradation technic].}, author = {E STAHL}, doi = {10.1002/ardp.19592920804}, url = {https://pubmed.ncbi.nlm.nih.gov/13833625/}, note = {Source identifier: 13833625} }