Håkansson T. and Madsen T. 1983. On the distribution of the black mamba Dendroaspis polylepis in West Africa. J. Herp. 17: 186-189.

Hebrard J. and Madsen T. 1984. Dry season intersexual habitat partitioning by the flap-necked chameleon, Chamaeleo dilepis, in Kenya. Biotropica 16: 69-72.

Loman J. and Madsen T. 1986. Reproductive tactics in large and small male toads Bufo bufo. Oikos 46: 57-61.

Loman J., Madsen T. and Håkansson T. 1988. Increased fitness from multiple matings and genetic heterogeneity – a model of a possible mechanism. Oikos 52: 69-72.

Loman J., Madsen T. and Håkansson T. 1989. Female benefits from multiple matings-a model. Oikos 54: 250-251

Madsen T. 1983. Growth rates maturation and sexual size dimorphism in a population of grass snakes Natrix natrix in southern Sweden. Oikos 40: 277-282.

Madsen T. 1984. Movements home range size and habitat use of radio-tracked grass snakes ,Natrix natrix, in southern Sweden. Copeia 1984: 707-713.

Madsen T. 1984. Seasonal distribution and movements in a population of grass snakes, Natrix natrix, in southern Sweden. Gunneria 46: 20-21.

Madsen T. 1987. Are juvenile grass snakes Natrix natrix aposematically coloured? Oikos 48: 265-267.

Madsen T. 1987. Cost of reproduction and life-history tactics in a population of grass snakes Natrix natrix in southern Sweden. Oikos 49: 129-132.

Madsen T. 1987. Natural and sexual selection in grass snakes (Natrix natrix) and adders (Vipera berus). Ph. D. Dissertation Lund University.

Madsen T. 1988. Reproductive success mortality and sexual size dimorphism in the adder Vipera berus. Hol. Ecol. 11: 77-80.

Madsen T. 1989. Female adder Vipera berus in southern Sweden recorded giving birth in spring. Amphibia-Reptilia 10: 88-89.

Madsen T. and Loman J. 1987. On the role of colour display and spatial organization of male rainbow lizards Agama agama. Amphibia-Reptilia 8: 365-372.

Madsen T. and Osterkamp M. 1982. Notes on the biology of the fish-eating snake Lycodonomorphus bicolor in Lake Tanganyika. J. Herp. 17: 186-189.

Madsen T. and Stille B. 1988. The effect of size dependent mortality on colour morphs in male adders Vipera berus. Oikos 52: 73-78.

Madsen T., Lundström H., and Fohlman J. 1979. Purification of monospecific antisera against the venom of the cape cobra Naja nivea. Toxicon 17: 326-330.

Stille B., Madsen T. and Nicklasson M. 1986. Multiple paternity in the adder Vipera berus. Oikos 47: 173-175.

Stille B., Madsen T. and Nicklasson M. 1987. Within season multiple paternity in the adder Vipera berus. Oikos 49: 232-233.