TY - RPRT TI - Vapor-programmed preparative thin-layer chromatography, a technique with improved resolving power. AU - R A de Zeeuw AU - J Wijsbeek PY - 1970 DO - 10.1021/ac60283a027 UR - https://pubmed.ncbi.nlm.nih.gov/5409508/ ID - 5409508 ER -