@article{CG_1989___3_9_0,
     author = {Olejniczak-Burkert, Rolf},
     title = {texpic {\textendash} {Design} and {Implementation} of a {Picture} {Graphics} {Language} in {TeX} \`a la pic},
     journal = {Cahiers GUTenberg},
     pages = {9--20},
     publisher = {Association GUTenberg},
     number = {3},
     year = {1989},
     language = {en},
     url = {http://archive.numdam.org/item/CG_1989___3_9_0/}
}