Czech language biographical article in the journal of the Czech Technical University (2005, No 2, p. 39-40) mentions details and problems Puljui met during the construction of early power plants in the Czech lands.
Юрiй Головач, Роман Пляцко, Галина Сварник (2020). Петер Пулюй i архiв Iвана Пулюя(PDF) (in Ukrainian). Львів: Нацiональна академiя наук України. p. 4.{{cite book}}: CS1 maint: multiple names: authors list (link)