PART Q (Questions)

• Franklin D. Tall, Set-theoretic problems concerning Lindelöf spaces, pp. 91-103
• Samer Al Ghour and Almothana Azaizeh, Minimal open sets in bitopological spaces,
  pp. 105-112

PART A (Answers)

• Piyu Li and Shangzhi Wang, Some remarks on J-spaces and related spaces, pp. 113-117
• Mohammad S. Sarsak, On s-closed sets and rs-Lindelöf sets, pp. 119-130
• Martin Doležal, Petr Pošta, Pavel Pyrih, Martin Rmoutil, and Benjamin Vejnar, Chain of dendrites without monotone supremum, pp. 131-133
• Charles Dorsett, Perfectly Hausdorff and almost perfectly Hausdorff spaces, pp. 135-142
• Sabir Hussain, Applications of some functions in topological spaces, pp. 143-151
• Khalid Y. AL-Zoubi and Jenan Shtayat, On bc-Lindelöf spaces, pp. 153-164
• Rui Li and Yankui Song, Perfect preimages and star covering properties, pp. 165-168
• Mauricio Esteban Chacón-Tirado, Circle-like Kelley continua are Kelley remainders of the ray, pp. 169-174
• Kedian Li and Minggang Yan, Some characterizations of k_β-spaces, pp. 175-181
• Yankui Song, A first countable star Lindelöf space that is not star countable, pp. 183-185