Kuenzel, Sven and Schlien, Anika (2013) Magnum ice cream (Unilever) - Launching the world's number one ice cream in the US. In: Miskelly, Matthew and Selden, Holly, (eds.) Encyclopedia of Major Marketing Strategies. Gale, Cengage Learning, Detroit, Michigan, US, pp. 251-254. ISBN 978-1414499222

Kuenzel, Sven and Schlien, Anika (2013) Scholz & friends - Me & friends - Employee loyalty and corporate image of Scholz & friends. In: Miskelly, Matthew and Selden, Holly, (eds.) Encyclopedia of Major Marketing Strategies. Gale, Cengage Learning, Detroit, Michigan, US, pp. 357-360. ISBN 9781414499222

Kuenzel, Sven and Schlien, Anika (2013) Skittles - Touch the rainbow. In: Miskelly, Matthew and Selden, Holly, (eds.) Encyclopedia of Major Marketing Strategies. Gale, Cengage Learning, Detroit, Michigan, US, pp. 365-369. ISBN 978-1414499222