• Aeschlimann, J. P. (1978).—Heavy infestations of Sitona humeralis Stephens (Col., Curc.) on lucerne in Southern Morocco. Ann. Zool. Ecol. anim 10: 221225.
  • Aeschlimann, J. P. (1979).—Sampling methods and construction of life tables for Sitona humeralis populations (Col., Curculionidae) in Mediterranean climatic areas. J. appl. Ecol 16: 405415.
  • Aeschlimann, J. P. (1980).—The Sitona (Col. Curculionidae) species occurring on Medicago and their natural enemies in the Mediterranean region. Entomophaga 25: 139153.
  • Allen, P. G. (1971).—Sitona humeralis Steph. (Coleoptera: Curculionidae) in South Australia: Agron. Branch Rep. S.A. Dept Agric.
  • Chadwick, C. E. (1960).—Sitona humeralis Steph. (Coleoptera: Curculionidae) recorded from New South Wales. Aust. J. Sci. 22: 453454.
  • Fusco, R. A. (1971).—Productivity of the alfalfa weevil parasite Microctonus aethiops (NEES) in relation to various environmental, host and parasite factors, Ph.D. thesis, Pennsylvania State University, 198.
  • Loan, C. C. and Holdaway, F. G. (1961).—Microctonus aethiops (NEES) auctt., and Perilitus rutilus (NEES) (Hymenoptera: Braconidae, Euphorinae) European parasites of Siton a weevils. Can. Ent. 93: 10571079.