1) Noboru YUASA, Isamu MATSUI and Yoshio KASAI：Testing Method for Permeability and Cement Content of Structural Concrete,Proceedings of International,Symposium on Nondestructive Testing & Stress-Strain Mesurement、 FENDT`92、pp.485-492、1992.10


2) Noboru YUASA, IsamuMATSUI,Yoshio KASAI and Hitoshi MOROOKA：A Chemical and Physical Analysis on Heat-Deterioration of Blended Cement Past　e with Granulated Blast Furnace Slag and Portland Cement、  The Third Beijing InternationalSymposium on Cement and Concrete、pp.536-541、1993.10


3) Noboru YUASA：Evaluation of concrete Quality (Inhomogeneity and Durability of Structural

Concrete、Proceedings of International Joint Symosium Between Hokkaido University and Chungnam National University、pp.71-80、1994.8


4) I.MATSUI, N.YUASA and M.OKIKURA ：ON CONTACT TERMAL SENSATION OF FLOOR HEATING FOR LONG PIRIOD　CONTACT、Proceeding of International Ondol Conference、pp.309-315、1996.5


5) N.YUASA, Y.KASAI, I.MATSUI, Y.HENMI and H.SATO：Effect of Moisture Content and Pore Structure of Substrate Concrete on Adhesive Strength of Epoxy Coating、The Second East Asia Symposium on Polymers in Concrete、pp.401-408、1997.5


6) Noboru Yuasa, Yoshio Kasai and Isamu Matsui：Development of heat-resistant concrete with ferro-nickel slag、The Fourth Beijing InternationalSymposium on Cement and Concrete, Vol.2、 pp.448-453、1998.10


7) N. YUASA, Y. KASAI, I. MATSUI and Y. HENMI：Moisture content and porosity of substrate concrete floor slabs for finishing materials、4th International Colloquium Industrial Floors '99, Band/Vol.2、 pp.611-618、1999.1


8) Noboru YUASA ：Rapid Field Testing Methods for Neutralization Depth and Chloride Ion Content in Concrete using Drilled Powder、Public Symposium on Technology for Preevention from Premature Deterioration of Concrete Structures -World Concrete Technologies and the Future Outlook-、 Osaka International Center Japan International Cooperation Agency、Drill Method、 pp.1-21、1999.3


9) Y. Kasai, N. Yuasa and M. Kunimoto：Evaluation of Concrete in Structures with Small Core Specimen、Non-destructive Testing in Civil Engineering 2000, ELSEVIER、pp.263-272、2000.4


10) N. Yuasa and Y. Kasai：A Rapid Field Testing Method for Chloride Ion Content in Concrete using Drilled Powder、Non-destructive Testing in Civil Engineering 2000, ELSEVIER、pp.637-645、2000.4


11) Y. Kasai, N. Yuasa and T. Mano：Method of Testing for Neutralization Depth of Concrete in Structure with Drilling Powder、Non-destructive Testing in Civil Engineering 2000, ELSEVIER、pp.661-670、2000.4


12) Yoshio KASAI, Noboru YUASA：EFFECTIVE USE OF CONCRETE POWDER BY-PRODUCED FROM RECYCLED AGGREGATE、International Seminar on  Recycled Concrete, Sponsored by Niigata University and Japan Concrete Institute, pp.107-114、2000.9


13) Noboru Yuasa, Yoshio Kasai, Isamu Matsui and Sachiyo Shinozaki：Testing Method for Surface Strength of Concrete Slab、5th International Colloquium Industrial Floors '03, Vol.1、 pp.143-148、2003.1


14）Noboru Yuasa，Takashi Sasaki，Isamu Matsui，Yoshio Kasai：Effect of Porosity and Moisture Content of Concrete Slab on Osmotic Blister of Polymer、6th International Colloquium Industrial Floors'07, Vol.1、pp.269-274、2007.1


15) Noboru Yuasa：Testing Methods for Moisture Content in Structural Concrete Slab: State-of-the-Art in Japan、7th International Colloquium Industrial Floors 2010、 pp.127-133、 2010.12


16) Noboru YUASA：Testing Methods of Measuring Moisture Content in Concrete for Waterproofing Work、Proceedings of 4thJapan-China-Korea Symposium on Waterproofing Technology、pp.121-128、2013.11


17) Noboru YUASA：EFFECTIVE USE OF CONCRETE POWDER BY-PRODUCED FROM
RECYCLED AGGREGATE、The 10th International Symposium of Advancement of　Cement and Concrete Industry, Creative Concrete Technologies for　Sustainable Future、pp141-148、 2013.12.3


18) Akira Nonaka, Noboru Yuasa：Comparison of Rapid Air-Permeability Testing Methods for Structural Concrete、The Fifth US-JAPAN Symposium on Emerging NDE Capabilities for a Safer World、The Japanese Society for Non-Destructive Inspection and American Society for Nondestructive Testing、pp.11-17、2014.6


19) Noboru Yuasa：Comparison between rebound numbers using various rebound hammers and proposal of requesting method for relationship between rebound numbers and compressive strength、4th International Symposium on Life-Cycle Civil Engineering 2014, SP、pp.1163-1169、 2014.11


20) Akira Nonaka, Noboru Yuasa：Rapid Testing Method for Air-Permeability of Concrete in Structure Using Borehole、4th International Symposium on Life-Cycle Civil Engineering 2014、pp.1917-1922 、2014.11


21) Noboru Yuasa：Effect of Porosity and Moisture Content of Substrate Concrete on Expand Pressure of Waterproofing Layer、The 5th Kore-China-Japan Symposium on WATERPROOFING TECHNOLOGY、pp.101-104、2015.10