Niklas Luhmann’s Card Index: The Fabrication of Serendipity
In: Sociologica, Jg. 12 H. 1, S. 53-602018Niklas Luhmann‘s Card Index: Thinking Tool, Communication Partner, Publication Machine
In: Forgetting Machines. Knowledge Management Evolution in Early Modern Europe, Jg. 53, S. 289-3112016