1. Hayford AE, Jakobsen M (1999) J Appl Microbiol 87:29–40
2. Hayford AE, Jespersen L (1999) J Appl Microbiol 86:284–294
3. Hayford AE, Petersen A, Vogensen FK, Jakobsen M (1999) Appl Environ Microbiol 65:3213–3221
4. Nyako KO, Danso OK (1991) In: Wesby A, Reilly PJA (eds), Proceedings of a Regional Workshop on Traditional African Foods—Quality and Nutrition. International Foundation for Science, Stockholm pp 19–21
5. Halm M, Lillie A, Sφrensen AK, Jakobsen M (1993) Int J Food Microbiol 19:135–143