Full reference for forthcoming article "The study of past Umwelten"

My article "The study of past Umwelten" will soon be published in a special issue of Discipline Philosopische. Full reference:

Tønnessen, Morten, forthcoming, 2023. The study of past Umwelten. Discipline Filosophische XXXIII(1) (special issue “Jakob Von Uexküll. Biological Theory, Subjectivity And Environment”, ed. Vallori Rasini): 227–247.