PART Q (Questions)

• Mikhail Tkachenko, Paratopological Groups: Some questions and problems, pp. 1-21

PART A (Answers)

• Haruto Ohta, Rectangular normality of product spaces, pp. 23-29
• Mohammad S. Sarak, On a question of Al-Hawary and Al-Omari, pp. 31-38
• Patricia Pellicer-Covarrubias, A note on discrepancy functions, pp. 39-43
• Mikhail Tkachenko, Gerardo Delgadillo Piñón and José Edilberto Rodríguez Cervera, A property of powers of the Sorgenfrey line, pp. 45-49
• Mohammad S. Sarak, An answer to a question of Caldas, Jafari and Noiri, pp. 51-55
• Gary Gruenhage, Monotonically compact T₂-spaces are metrizable, pp. 57-59
• Anuj Bhowmik, E-continuous selections of upper E-continuous set-valued mappings,
  pp. 61-66
• Masami Amano, On McAuley space and D-space due to Nagami, pp. 67-75
• Er-Guang Yang and Hai-Rong Yang, A note on spaces star determined by convergent sequences, pp. 77-81