@article{CG_2011___56_134_0,
     author = {Hoekwater, Taco},
     title = {LuaTeX~0.63 short reference},
     journal = {Cahiers GUTenberg},
     pages = {134--139},
     publisher = {Association GUTenberg},
     number = {56},
     year = {2011},
     language = {en},
     url = {http://www.numdam.org/item/CG_2011___56_134_0/}
}