@Article{ 
  TarTom15,
  author = { Tardini, Nicoletta and Tomassini, Adriano },
  title = { On geometric Bott-Chern formality and deformations },
  journal = { Ann. Mat. Pura Appl. (4) },
  year = { 2017 },
  volume = { 196 },
  number = { 1 },
  pages = { 349-362 },
  URL = { https://gecogedi.dimai.unifi.it/paper/318/ },
  note = { cvgmt preprint}
}