1. Schedules of controlled substance. Temporary placement of methcathinone into Scheducle I;Bonner;Fed. Reg.,1992
2. Schedules of controlled substances. Temporary placement of methcathinone into Schedule I;Bonner;Fed. Reg.,1992
3. Probit analysis;Finney,1952
4. German Patent 634,002, August 14, 1936