1. and (1984). Czechoslovak patent application PV-10291-84.
2. Cloturin
3. and (1989). Primary screening of cytoxic activity of 6-purinyl-N-(2-chloroethyl)thiocarabamate. In: VI. Mediterranean Congress of Chemotherapy, Proceedings. (Nicoletti, G. and Cocuzza, G., eds) J. Chemother., Suppl. to no. 4, Vol. 1, 1142-1144.