@Misc{BVMC:256161, author = {Vallensis, Robertus.}, title = {De veritate et antiquitate artis chemicae el pulueris siue Medicinae philosophorum vel auri potabilis... : ex variis auctoribus sacris, iurisperitis, medicis, philosophis & poëtiis}, url = {https://www.cervantesvirtual.com/obra/de-veritate-et-antiquitate-artis-chemicae-el-pulueris-siue-medicinae-philosophorum-vel-auri-potabilis-ex-variis-auctoribus-sacris-iurisperitis-medicis-philosophis-poetiis} }