@article{10_4171_emss_4_1_2,
     author = {Armin Schikorra and Pawe{\l} Strzelecki},
     title = {Invitation to $H$-systems in higher dimensions: known results, new facts, and related open problems},
     journal = {EMS surveys in mathematical sciences},
     pages = {21--42},
     year = {2017},
     volume = {4},
     number = {1},
     doi = {10.4171/emss/4-1-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/emss/4-1-2/}
}