@STRING( jupp = "test"
)

@STRING( nr = "Nr."
)

@ARTICLE(muecke1,
 author = "M\{"}ucke, Michael",
 title = {Test Title 1},
 journal = "Journal" # " der Frau",
 year = "1996",
 number = nr # 12,
 myown = "Test",
 isbn = 123456789
)

@ARTICLE(muecke2,
 author = "M\{"}ucke, Michael",
 title = {Test Title 1},
 journal = "Journal" # " der Frau",
 year = "1996",
 number = nr # 12
)

@PREAMBLE(newcommand{test}{\test}
)