1. Gear CW (1972) Numerical Initial-Value Problems in Ordinary Differential Equations. Prentice-Hall, Englewood Cliffs, New Jersey
2. Snyder LR, Glejch JL, Kirkland JJ (1988) Practical HPLC method development. Wiley, New York
3. Levin S, Grushka E (1986) Anal Chem 58: 1602
4. Melander WR, El Rassi Z, Horvath Cs (1989) J Chromatogr 469: 3
5. Ruthven DM (1984) Principles of adsorption and adsorption processes.Wiley,NewYork