In Mitsuru Kitano, 2017, “Opaque nuclear proliferation revisited: determinants, dynamism, and policy implications,” Nonproliferation Review 23.3-4 (pp. 459–80), the first sentence of the first paragraph on p. 459 should read,
“Second-generation proliferators”—those states that pursued nuclear-weapon programs after the five nuclear-weapon states under the terms of the 1968 Treaty on the Non-Proliferation of Nuclear Weapons (NPT)—have taken divergent paths.
The first sentence of the fourth paragraph on p. 471 should read,
Unlike the situation in the early 1990s, Pyongyang seemed unconcerned with the security dilemma in conducting a nuclear test.
The third sentence of the first paragraph on p. 473 should read,
The JCPOA agreed between the E3/EU+3 (China, Germany, the European Union, France, Russia, the United Kingdom, and the United States) and Iran in July 2015 also incorporated the concept of extending “breakout time.”