@article{702130,
     title = {$\mathbf {H}$-valued differential forms on $\mathbf {H}$},
     booktitle = {Proceedings of the 11th Winter School on Abstract Analysis},
     series = {GDML\_Books},
     publisher = {Circolo Matematico di Palermo},
     address = {Palermo},
     year = {1984},
     pages = {[293]-299},
     mrnumber = {MR0744393},
     zbl = {0546.30040},
     url = {http://dml.mathdoc.fr/item/702130}
}

Souček, Vladimír. $\mathbf {H}$-valued differential forms on $\mathbf {H}$, dans Proceedings of the 11th Winter School on Abstract Analysis, GDML_Books,  (1984), pp. [293]-299. http://gdmltest.u-ga.fr/item/702130/