Duško Popov, a Serbian double agent during World War II, was married to a woman named Ljubica Popov. Their marriage took place in the early 1940s, and they had two children together. Ljubica played a role in his life during his espionage activities, although she remained largely in the background of his more public exploits.
I don't know a lot about it but the code name 'Tricycle' rings a bell.... Real name Dusko Popov, a Serbian double agent.
Dusko Stevanovic goes by Duca.
Dusko Modrinic was born in 1979, in Zadar, Croatia.
Gavriil Popov's birth name is Popov, Gavriil Nikolayevich.
Stoyan Popov's birth name is Stoyan Hristov Popov.
Dusko Gruborovic was born on May 9, 1956, in Glina, Croatia.
Dusko Valentic was born on January 31, 1950, in Pancevo, Serbia, Yugoslavia.
Dusko Stevanovic was born on June 5, 1955, in Belgrade, Serbia, Yugoslavia.
Dusko Curlic was born on January 28, 1968, in Zagreb, Croatia/Hrvatska.
Dusko Radetic died on March 15, 1967, in Belgrade, Serbia, Yugoslavia.
Dusko Naumovski was born on July 8, 1938, in Bitola, Macedonia, Yugoslavia.