TY - RPRT TI - Linear two-step gradient counter-current chromatography analysis based on a recursive solution of an equilibrium stage model. AU - Daria Beltscheva AU - Peter Hugo AU - Andreas Seidel-Morgenstern PY - 2003 DO - 10.1016/s0021-9673(02)01962-3 UR - https://pubmed.ncbi.nlm.nih.gov/12641280/ ID - 12641280 ER -