The three publications I have found are the follow :
X. Geng and X. Chang, Journal of Chromatography A (1992), 599 : 185-194
(refolding on HIC support)
J. Suttnar, J.E. Dyr, E. Hamsikova, J. Novak and V. Vonka, Journal of
Chromatography B (1994), 656 : 123-126
(refolding on anion exchanger)
B. Batas and J.B. Chaudhuri, Biotechnology and Bioengineering (1996), 50 :
16-23
(refolding using size exclusion chromatography).
Thierry Baussant