His thesis On the number of prime divisors of integers, written in Hungarian, had been published in 1934 and contained his new proof of the theorem of Hardy and Ramanujan referred to above.
Sa kanyang sanaysay ang bilang ng mga kalakasan divisors ng integers, nakasulat sa Hungarian, ay nai-publish sa 1934 at naglalaman ng kanyang bagong patunay ng teorama ng Hardy at Ramanujan-refer sa itaas.