@book{1904.07794,
  title = {A generalized skein relation for Khovanov homology and a categorification of the $θ$-invariant},
  author = {Chlouveraki, Maria and Goundaroulis, Dimos and Kontogeorgis, Aristides and Lambropoulou, Sofia},
  file = {1904.07794.pdf},
  eprint = {arXiv:1904.07794},
  year = {2019}
}