**Continuous injections between the products of two connected nowhere real linearly ordered spaces***preprint.*(PDF)**The termination of the higher-dimensional tarai functions*** (with M. Kikuchi),*submitted.*(PDF)**Notes on higher-dimensional tarai functions****preprint.*(arXiv)**The comparison of various club guessing principles***,*submitted.*(PDF).**$\mathbb{P}_{\rm{max}}$ variations for separating club guessing principles*** (with P. Larson),*accepted.*(PDF)**Some results about $(+)$ proved by iterated forcing*** (with P.~Larson),*accepted.*(PDF).**The precipitousness of tail club guessing ideals***,*submitted.*(PDF)**A sequel to a space topologized by functions from $\omega$ to $\omega$*** (with A. Iwasa),*Topology Proceedings,*. (Top. Proc)**38**(2011), 309--312**Club guessing sequences - Natural structures in set theory -*** (Japanese), accepted by Sugaku. (PDF) (English version PDF)**On Possible models of CH without locally compact sub-Ostaszewski spaces***, Topology Proceedings, 36(2010), 37-50. (Top. Proc.)**Minimality of non $\sigma$-scattered orders**(with Justin Moore),*Fundamenta Mathematicae,*. (IMPAN)**205**(2009), 29--44**A non-$D$-space with large extent***,*Topology and Its Applications***155**(11)(2008), 1256-1263. (Science Direct)**A fine structure construction of a perfectly normal, non-realcompact space**,*Topology Proceedings***30**(2) (2006), 533-545. (Topology Atlas**The saturation of club guessing ideals**,*Annals of Pure and Applied Logic***142**(1-3)(2006), 398-424. (Science Direct)**A tail club guessing ideal can be saturated without being a restriction of the non-stationary ideal**,*The Notre Dame Journal of Formal Logic*,**46**(3)(2005), 327--333. (Project Euclid)**More on perfectly normal, non-realcompact spaces**,*Topology and Its Applications***153**(9)(2006), 1476--1499. (Science Direct)**$\alpha$-properness and Axiom A**,*Fundamenta Mathematicae*,**186**(2005), 25--37. (IMPAN)**Club guessing sequences and filters**,*Journal of Symbolic Logic*,**70**(4)(2005), 1037--1071. (Project Euclid)**A perfectly normal nonrealcompact space consistent with $\mathsf{MA}_{\aleph_{1}}**(with Fernando Hernández-Hernández),*Topology and Its Applications*,**143**(1--3)(2004), 175--188. (Science Direct)**Directive trees and games on posets**(with Yasuo Yoshinobu),*Proceedings of the American Mathematical Society*,**130**(2002), 1477--1485. (AMS)

**Continuum Hypothesis*** (PDF), MTH190 First Year Seminar in Mathematics and Statistics, February 2011**The termination of the n-dimensional tarai function*** (PDF), Math Department Colloquium at Miami University, October 2010**A precipitous club guessing ideal on omega_1*** (ESI workshop), ESI workshop on large cardinals and descriptive set theory, June, 2009**The principle $(+)$ and club guessing sequences*** (PDF), Boise Extravaganza in Set Theory at Boise State University, March 2008**The comparison of various club guessing principles*** (PDF), BLAST at University of Denver, August 2008

The above entries marked with a * are subject to the following acknowledgment
and disclaimer:

This material is based upon work supported by the National Science Foundation under Grant No.~0700983.

Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

This material is based upon work supported by the National Science Foundation under Grant No.~0700983.

Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.