1
Published: Wageningen, Veenmann, 1986-1989
   
2
Published: Wien, Österr. Agrarverl., 1950-1971
   
3
Published: Bruxelles, Ministère, 1948-1988
   
4
Published: Wien, Fromme, 1948-1949
   
5
Published: Rio Piedras, Univ., 1902-
   
10
Published: Berlin, Trowitzsch, 1896
   
12
   
13
   
14
   
16
   

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