@article{dJSe17,
	Author = {R.~de~Joannis~de~Verclos and J.-S.~Sereni},
	Title = {Equitable Colorings of $K_4$-minor-free Graphs},
      Journal = {Journal of Graphs Algorithms and Applications},
      Number = {6},
      volume = {21},
      Pages = {1091--1105},
     year = {2017}}