Commands used:
  pkfix-helper journal.ps journal.pkfix-helper.ps \
    -f "Ft=cmr*@*" -f "Fa=cmmi*@*" -f "Fb=cmsy*@*" -f "Fd=cmsy*@*" \
    -f "Fe=msam*@*" -f "Fi=cmmib*@*" -f "Fl=msbm10@*" -f "Fm=cmr*@*" \
    -f "Fk=cmss*@*" -f "Fu=cmr*@*"
  pkfix journal.pkfix-helper.ps journal.pkfix.ps
  ps2pdf -sPAPERSIZE=a4 journal.pkfix.ps