@article{AFM_2002_27_2_a3,
     author = {Clifford J. Earle and Nikola Lakic},
     title = {Variability sets on {Riemann} surfaces and forgetful maps between {Teichm\"uller} spaces},
     journal = {Annales Fennici Mathematici},
     pages = {307--324},
     publisher = {mathdoc},
     volume = {27},
     number = {2},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AFM_2002_27_2_a3/}
}